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Barnes dental gold casting machine

https://mhc.andornot.com/en/permalink/artifact13530
Dates
1918
1927
1918-1927
Collection
Dr. Ralph and Mrs. Olga Crawford Canadian Dental Collection
Category
Diagnostic & Treatment Artifacts
Classification
Dental
Accession Number
010020409 a-d
Description
Dental casting machine (a); brown wooden rectangular base; cylindrical yellow metal pump to one side; brown wooden cylindrical handle at top; larger cylindrical yellow metal tank with raised border around middle and gauge at top, printed with black enamel and covered with clear glass; gauge shows n…
  5 images  
Accession Number
010020409 a-d
Collection
Dr. Ralph and Mrs. Olga Crawford Canadian Dental Collection
Category
Diagnostic & Treatment Artifacts
Classification
Dental
MeSH Heading
Dental Prosthesis
Denture, Complete
Denture, Partial
Dental Restoration, Permanent
MM= Dental Casting Technic -- casting appliance
Description
Dental casting machine (a); brown wooden rectangular base; cylindrical yellow metal pump to one side; brown wooden cylindrical handle at top; larger cylindrical yellow metal tank with raised border around middle and gauge at top, printed with black enamel and covered with clear glass; gauge shows numbers 0-30; red rubber tube comes from tank, would attach to press; metal valve coming from bottom of tank; black rubber tube goes between tank and pump; black-enamelled silver metal press in middle of base; lever with brown wooden bulbous handle at front; pulling lever down causes silver metal cylinder to move down toward base; metal disc (b) with five perforated holes in middle fits into base underneath lever; smaller disc (d) screws onto bottom of silver metal cylinder; cylindrical dish (c) with matching perforated holes sits on larger disc; white fabric tube, covered with red rubber, goes from bottom of cylinder up to top of press
Number Of Parts
4
Part Names
a - machine - Size: Length 55.0 cm x Width 54.6 cm x Depth 22.3 cm
b - disc - Size: Depth 3.0 cm x Diam. 10.5 cm
c - dish - Size: Depth 3.5 cm x Diam. 6.8 cm
d - disc - Size: Depth 2.3 cm x Diam. 6.5 cm
Provenance
Transfer from the Dental Canada Fund; previously housed in the Dentistry Canada Museum (Ottawa)
Maker
Burns Dental Casting Machine Co.
Site Made (City)
Flushing, Long Island
Site Made (State)
New York
Site Made (Country)
United States of America
Dates
1918
1927
1918-1927
Date Remarks
Based on patent dates
Material
wood: brown
metal: yellow, silver
rubber: red, black
enamel: red, black
glass: clear
fabric: white
Inscriptions
(a) Embossed on side of machine: "BURNS DENTAL CASTING MACH. // PAT JULY 16-18"; printed in gauge: "BURNS // DENTAL CASTING MACHINE. // NATIONAL GAUGE AND EOPT. CO. // LA CROSSE, WIS. // 1251-G"; engraved at top: "BURNS DENTAL CASTING MACHINE // PATENTED JULY 16,1918. JULY 10,1917. JULY 16,1918. // OTHER PATENTS PENDING // MANUFACTURED BY // BURNS DENTAL CASTING MACHINE CO. // FLUSHING, L.I., N.Y."
Permanent Location
Storage Room 0007
0007-T1-3
Condition Remarks
Wood base is very worn; black enamel peeling heavily from press; masking tape holds fabric tube onto bottom of press; tube is ripped, does not attach to top of press; red rubber tube from tank does not attach to press; all rubber is brittle; some tarnishing on metal
Copy Type
Original
Reference Types
Internet
JPG
Reference Comments
"Free Patents Online" website; "Edward M. Feinberg, D.M.D." website
CD #1
Research Facts
Dr Ralph and Mrs Olga Crawford donated their extensive Canadian dental collection to the DCF to create the museum in 1997; further donations were received while Dr Crawford was Curator Emeritus at the Dental Canada Museum until its closure in 2008; this item was donated by Dr. Ralph Crawford from Winnipeg, Manitoba; the company patented another casting maching design in 1927, so this machine most likely dates before that year; William Taggert designed the first casting machine in 1907; it had a very similar design to this item
Exhibit History
On exhibit, "Teeth in Time," Case #2, 29 March 2011 - November 2014
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Consultation [vinyl audio recording]

https://mhc.andornot.com/en/permalink/artifact13161
Dates
1960
1970
circa 1960-1970
Collection
Dr. Ralph and Mrs. Olga Crawford Canadian Dental Collection
Category
Education Artifacts
Audio
Classification
Education
Audio
Accession Number
010020072 a-c
Description
33 1/3 RPM vinyl audio recording; brown and white square cardstock cover, folded in half (a); title and manufacturing information printed with black ink on cover; description, biography of editor and picture of editor printed with black ink on back; square brown paper sleeve (b) with opening at top…
  4 images  
Accession Number
010020072 a-c
Author
Stephen G. Applegate
Collection
Dr. Ralph and Mrs. Olga Crawford Canadian Dental Collection
Category
Education Artifacts
Audio
Classification
Education
Audio
MeSH Heading
Health Education, Dental
Audio
Denture, Complete
Description
33 1/3 RPM vinyl audio recording; brown and white square cardstock cover, folded in half (a); title and manufacturing information printed with black ink on cover; description, biography of editor and picture of editor printed with black ink on back; square brown paper sleeve (b) with opening at top and cut-out circle in middle holds disc; black vinyl disc (c) with blue label in middle; title, editor, recording and manufacturing information printed with black ink
Number Of Parts
3
Part Names
a - cover - Length 26.0 cm x Width 25.8 cm x Depth 0.1 cm
b - sleeve - Length 25.8 cm x Width 25.8 cm x Depth 0.1 cm
c - disc - Depth 0.2 cm x Diam. 25.0 cm
Provenance
Transfer from the Dental Canada Fund; previously housed in the Dentistry Canada Museum (Ottawa)
Maker
Savant Records, Inc.
Site Made (Country)
United States of America
Dates
1960
1970
circa 1960-1970
Date Remarks
Printed on artefact
Material
vinyl: black
paper: brown, blue, white, yellow
ink: black
Inscriptions
(a) Printed on cover: "Consultation // HUMANITAS // Savant RECORDS, INC. // Creators of Informational Recordings"; stamped on top of cover: "DR. DONALD BEAUPRIE // DEEP RIVER. // ONTARIO // P.O. BOX 368"; printed on sticker on cover: "Distributed by // C O E // LABORATORIES, INC. // CHICAGO 21, ILLINOIS"; (c) printed on disc: "HUMANITAS // Savant // Creators of Informational Recordings // SIDE 1 33 1/3 // CONSULTATION // An Informational Guide For // The Denture Wearer // Edited By // Stephen G. Applegate, D.D.S., F.A.C.D. // Assistant Dean, University of Detroit // School of Dentistry"; inscribed on side 1: "DENTURE #1"; inscribed on side 2: "DENTURE #2"
Permanent Location
Storage Room 2005
2005-3-4
Condition Remarks
Cover faded; edges are very worn; dark adhesive marks along edges; corners of sleeve are bent; 5 cm tear above cut-out circle in middle; 5 cm tear at top left corner; 7 cm tear at bottom middle
Copy Type
Original
Reference Types
JPG
Reference Comments
CD #9
Research Facts
Dr Ralph and Mrs Olga Crawford donated their extensive Canadian dental collection to the DCF to create the museum in 1997; further donations were received while Dr Crawford was Curator Emeritus at the Dental Canada Museum until its closure in 2008; this item was donated by Dr. Donald Beauprie from Deep River, Ontario; a sticker on the cover notes that this recording was distributed by C O E Laboratories in Chicago, Illinois
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Corega denture fixative

https://mhc.andornot.com/en/permalink/artifact13365
Dates
1961
1970
circa 1961-1970
Collection
Dr. Ralph and Mrs. Olga Crawford Canadian Dental Collection
Category
Diagnostic & Treatment Artifacts
Classification
Dental
Accession Number
010020243 a-b
Description
Corega denture fixative sample bottle; oval yellow metal bottle (a) with product information, directions, manufacturer's information printed with red and black enamel; bottle tapers to silver metal top with round perforations; bottle contains white powder; round black plastic ridged twist cap (b)
  2 images  
Accession Number
010020243 a-b
Collection
Dr. Ralph and Mrs. Olga Crawford Canadian Dental Collection
Category
Diagnostic & Treatment Artifacts
Classification
Dental
MeSH Heading
Dental Prosthesis
Denture, Complete
Dental Cements
Description
Corega denture fixative sample bottle; oval yellow metal bottle (a) with product information, directions, manufacturer's information printed with red and black enamel; bottle tapers to silver metal top with round perforations; bottle contains white powder; round black plastic ridged twist cap (b)
Number Of Parts
2
Part Names
a - bottle - Size: Length 5.7 cm x Width 3.1 cm x Depth 2.0 cm
b - cap - Size: Depth 0.9 cm x Diam. 1.8 cm
Provenance
Transfer from the Dental Canada Fund; previously housed in the Dentistry Canada Museum (Ottawa)
Maker
Corega Chemical Company
Site Made (City)
Jersey City
Site Made (State)
New Jersey
Site Made (Country)
United States of America
Dates
1961
1970
circa 1961-1970
Date Remarks
Based on patent date
Material
metal: silver
plastic: black
enamel: yellow, red, black
Inscriptions
(a) Printed on front: "CO.RE.GA // WITH NEOSEAL T.M. // (ETHYLENE OXIDE POLYMER) // Holds Dentures Firmly and // Comfortably in the Mouth. // Accepted // COUNCIL ON DENTAL // THERAPEUTICS // American Dental Association // Consult your Dentist, Ill-fitting // Dentures may Impair Health."; printed on side: "At All Drug Stores - Three Sizes"; "PROFESSIONAL SAMPLE"; printed on back: "DIRECTIONS // Clean dentures thoroughly, rinse // and sprinkle powder evenly over // moistened surfaces then press // dentures firmly into place. Corega // with Neoseal is harmless and // offers a security never before pos- // sible. // COREGA CHEMICAL COMPANY // JERSEY CITY 6, N.J., U.S.A. TORONTO, CANADA // U. S. PAT. NO. 2978812"
Permanent Location
Storage Room 0010
0010-A3-7
Condition Remarks
Metal is tarnished at bottom, rusty just above; enamel wearing off near top
Copy Type
Original
Reference Types
Internet
JPG
Reference Comments
"Free Patents Online" website
CD #10
Research Facts
Dr Ralph and Mrs Olga Crawford donated their extensive Canadian dental collection to the DCF to create the museum in 1997; further donations were received while Dr Crawford was Curator Emeritus at the Dental Canada Museum until its closure in 2008; this product's patent was filed in 1958, and was awarded in 1961
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dental articulator

https://mhc.andornot.com/en/permalink/artifact13489
Dates
1880
1920
circa 1880-1920
Collection
Dr. Ralph and Mrs. Olga Crawford Canadian Dental Collection
Category
Diagnostic & Treatment Artifacts
Classification
Dental
Accession Number
010020368 a-b
Description
Brown metal dental articulator; base (a) with flat, hollow circle and raised back; bent rectangular piece of metal hinged to back of base; flat hollow top (b) with circle divided into two sections slides onto rectangular piece of metal, held in place via screw with heart-shaped handle; top sits par…
  5 images  
Accession Number
010020368 a-b
Collection
Dr. Ralph and Mrs. Olga Crawford Canadian Dental Collection
Category
Diagnostic & Treatment Artifacts
Classification
Dental
MeSH Heading
Dental Impression Technic
Dental Articulators
Denture, Complete
Dental Instruments
Description
Brown metal dental articulator; base (a) with flat, hollow circle and raised back; bent rectangular piece of metal hinged to back of base; flat hollow top (b) with circle divided into two sections slides onto rectangular piece of metal, held in place via screw with heart-shaped handle; top sits parallel to the base and ground
Number Of Parts
2
Part Names
a - base - Size: Length 10.5 cm x Width 8.0 cm x Depth 6.2 cm
b - top - Size: Length 7.7 cm x Width 5.1 cm x Depth 0.5 cm
Provenance
Transfer from the Dental Canada Fund; previously housed in the Dentistry Canada Museum (Ottawa)
Dates
1880
1920
circa 1880-1920
Date Remarks
Based on supplier's catalogue
Material
metal: brown
Inscriptions
(a) Scratched into sides: "VI M.D.L.G."
Permanent Location
Storage Room 0010
0010-B
Condition Remarks
Metal tarnished, pitted, some corrosion
Copy Type
Original
Reference Types
Person
Book
JPG
Reference Comments
Dr. Ralph Crawford; “S.S. White Dental Catalog, Catalog-L”, S.S. White Dental Mfg. Co., 1914, p. 29 (similar to model #3); "A Catalogue of Artificial Teeth, Dental Materials...", Claudius Ash & Sons, 1880, p. 231 (similar to #76, 77)
CD #1
Research Facts
Dr Ralph and Mrs Olga Crawford donated their extensive Canadian dental collection to the DCF to create the museum in 1997; further donations were received while Dr Crawford was Curator Emeritus at the Dental Canada Museum until its closure in 2008; this item was donated by Dr. Ralph Crawford from Winnipeg, Manitoba; he describes it as a Stephan articulator, an early model of a simple hinged articulator; it bears a strong resemblance to the no. 3 articulator found in a 1914 S.S. White catalogue, where it is described as complete, convenient and low-priced; similar designs, by a Mr. Smith and by Snow and Lewis, are also found in a 1880 Claudius Ash catalogue
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dental articulator

https://mhc.andornot.com/en/permalink/artifact13492
Dates
1890
1910
circa 1890-1910
Collection
Dr. Ralph and Mrs. Olga Crawford Canadian Dental Collection
Category
Diagnostic & Treatment Artifacts
Classification
Dental
Accession Number
010020371
Description
Silver metal dental articulator consists of two pieces of metal with ends split into two tines each; the other halves curve upward and downward, respectively, and are hinged together; the two ends are parallel to each other, with one flat on the ground; screw at top adjusts angle of top piece relat…
  5 images  
Accession Number
010020371
Collection
Dr. Ralph and Mrs. Olga Crawford Canadian Dental Collection
Category
Diagnostic & Treatment Artifacts
Classification
Dental
MeSH Heading
Dental Impression Technic
Dental Articulators
Denture, Complete
Dental Instruments
Description
Silver metal dental articulator consists of two pieces of metal with ends split into two tines each; the other halves curve upward and downward, respectively, and are hinged together; the two ends are parallel to each other, with one flat on the ground; screw at top adjusts angle of top piece relative to bottom piece
Number Of Parts
1
Provenance
Transfer from the Dental Canada Fund; previously housed in the Dentistry Canada Museum (Ottawa)
Dates
1890
1910
circa 1890-1910
Date Remarks
Based on donors remarks
Material
metal: silver
Inscriptions
Scratched into side: "O. Everlan"; scratched into bottom: "38"
Permanent Location
Storage Room 0010
0010-B
Dimension Notes
Length 11.1 cm x Width 8.4 cm x Depth 5.0 cm
Condition Remarks
Metal is tarnished; articulator covered with plaster remnants
Copy Type
Original
Reference Types
Person
JPG
Reference Comments
Jill Burbank
CD #1
Research Facts
Dr Ralph and Mrs Olga Crawford donated their extensive Canadian dental collection to the DCF to create the museum in 1997; further donations were received while Dr Crawford was Curator Emeritus at the Dental Canada Museum until its closure in 2008; this item was donated by Jill Burbank, wife of Dr. Erwin C. Burbank, from Victoria, British Columbia; Dr. Burbank practiced dentistry in Montreal with his brother, Dr. Alton W. Burbank; Alton Burbank took over the practice of Dr. Stevenson, who graduated in the 1880s and was elected the first president of the Canadian Dental Association in 1902
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dental articulator

https://mhc.andornot.com/en/permalink/artifact13493
Dates
1880
1900
circa 1880-1900
Collection
Dr. Ralph and Mrs. Olga Crawford Canadian Dental Collection
Category
Diagnostic & Treatment Artifacts
Classification
Dental
Accession Number
010020372
Description
Dental articulator consists of two parallel flat, rectangular pieces of silver metal; bottom piece, lying flat on the ground, is attached to a perpendicular rectangular piece of yellow metal, curving slightly backwards; top piece is hinged onto top of curved piece; screw at side adjusts angle of to…
  4 images  
Accession Number
010020372
Collection
Dr. Ralph and Mrs. Olga Crawford Canadian Dental Collection
Category
Diagnostic & Treatment Artifacts
Classification
Dental
MeSH Heading
Dental Impression Technic
Dental Articulators
Denture, Complete
Dental Instruments
Description
Dental articulator consists of two parallel flat, rectangular pieces of silver metal; bottom piece, lying flat on the ground, is attached to a perpendicular rectangular piece of yellow metal, curving slightly backwards; top piece is hinged onto top of curved piece; screw at side adjusts angle of top piece relative to bottom piece
Number Of Parts
1
Provenance
Transfer from the Dental Canada Fund; previously housed in the Dentistry Canada Museum (Ottawa)
Maker
Claudius Ash & Sons
Site Made (City)
London
Site Made (Country)
England
Dates
1880
1900
circa 1880-1900
Date Remarks
Based on supplier's catalogue
Material
metal: silver, yellow
Inscriptions
Engraved at top: "ASH ENGLAND"
Permanent Location
Storage Room 0010
0010-B
Dimension Notes
Length 10.6 cm x Width 7.8 cm x Depth 2.0 cm
Condition Remarks
Plaster remnants on articulator; metal tarnished
Copy Type
Original
Reference Types
Person
Book
JPG
Reference Comments
Jill Burbank; "A Catalogue of Artificial Teeth, Dental Materials...", Claudius Ash & Sons, 1880, p. 231 (similar to #75)
CD #1
Research Facts
Dr Ralph and Mrs Olga Crawford donated their extensive Canadian dental collection to the DCF to create the museum in 1997; further donations were received while Dr Crawford was Curator Emeritus at the Dental Canada Museum until its closure in 2008; this item was donated by Jill Burbank, wife of Dr. Erwin C. Burbank, from Victoria, British Columbia; Dr. Burbank practiced dentistry in Montreal with his brother, Dr. Alton W. Burbank; Alton Burbank took over the practice of Dr. Stevenson, who graduated in the 1880s and was elected the first president of the Canadian Dental Association in 1902; a similar design in a Claudius Ash catalogue states that models will slide off and on easily, without disturbing the articulation
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dental articulator

https://mhc.andornot.com/en/permalink/artifact13494
Dates
1870
1900
circa 1870-1900
Collection
Dr. Ralph and Mrs. Olga Crawford Canadian Dental Collection
Category
Diagnostic & Treatment Artifacts
Classification
Dental
Accession Number
010020373
Description
Brown metal dental articulator consists of two parallel flat, oval, hollow pieces of metal divided into two sections each; bottom piece, lying flat on the ground, is attached to a perpendicular cylindrical handle; top piece is hinged onto top of handle; screw in middle adjusts angle of top piece re…
  4 images  
Accession Number
010020373
Collection
Dr. Ralph and Mrs. Olga Crawford Canadian Dental Collection
Category
Diagnostic & Treatment Artifacts
Classification
Dental
MeSH Heading
Dental Impression Technic
Dental Articulators
Denture, Complete
Dental Instruments
Description
Brown metal dental articulator consists of two parallel flat, oval, hollow pieces of metal divided into two sections each; bottom piece, lying flat on the ground, is attached to a perpendicular cylindrical handle; top piece is hinged onto top of handle; screw in middle adjusts angle of top piece relative to bottom piece
Number Of Parts
1
Provenance
Transfer from the Dental Canada Fund; previously housed in the Dentistry Canada Museum (Ottawa)
Maker
Buffalo Dental Mfg. Co.
Site Made (City)
Buffalo
Site Made (State)
New York
Site Made (Country)
United States of America
Dates
1870
1900
circa 1870-1900
Date Remarks
Based on supplier's catalogue
Material
metal: brown
Inscriptions
Engraved at top: "B.D.M.CO BUFFALO N.Y.U.S.A."
Permanent Location
Storage Room 0010
0010-B
Dimension Notes
Length 8.0 cm x Width 5.0 cm x Depth 3.4 cm
Condition Remarks
Plaster remnants all over articulator; metal tarnished
Copy Type
Original
Reference Types
Person
Book
Document
JPG
Reference Comments
Jill Burbank; "A Catalogue of Artificial Teeth, Dental Materials...", Claudius Ash & Sons, 1880, p. 231 (similar to #77); "George Burwell Snow Obituary", Dominion Dental Journal, Vol. 35, No. 4, 1923, p. 156-157
CD #1
Research Facts
Dr Ralph and Mrs Olga Crawford donated their extensive Canadian dental collection to the DCF to create the museum in 1997; further donations were received while Dr Crawford was Curator Emeritus at the Dental Canada Museum until its closure in 2008; this item was donated by Jill Burbank, wife of Dr. Erwin C. Burbank, from Victoria, British Columbia; Dr. Burbank practiced dentistry in Montreal with his brother, Dr. Alton W. Burbank; Alton Burbank took over the practice of Dr. Stevenson, who graduated in the 1880s and was elected the first president of the Canadian Dental Association in 1902; the Buffalo Dental Mfg. Co. was founded in part by Dr. George Burwell Snow, inventor of the Face-Bow and New Century articulator; he was president of the company off and on between 1869 and 1901, when he formed the Snow Dental Co.
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dental articulator

https://mhc.andornot.com/en/permalink/artifact13495
Dates
1850
1900
circa 1850-1900
Collection
Dr. Ralph and Mrs. Olga Crawford Canadian Dental Collection
Category
Diagnostic & Treatment Artifacts
Classification
Dental
Accession Number
010020374
Description
Brown metal dental articulator consists of two parallel flat, triangular pieces of metal; triangles curve upward and downward, respectively, and meet, hinged, in the middle; large screw goes through hole in top piece, touches down on bottom piece
  5 images  
Accession Number
010020374
Collection
Dr. Ralph and Mrs. Olga Crawford Canadian Dental Collection
Category
Diagnostic & Treatment Artifacts
Classification
Dental
MeSH Heading
Dental Impression Technic
Dental Articulators
Denture, Complete
Dental Instruments
Description
Brown metal dental articulator consists of two parallel flat, triangular pieces of metal; triangles curve upward and downward, respectively, and meet, hinged, in the middle; large screw goes through hole in top piece, touches down on bottom piece
Number Of Parts
1
Provenance
Transfer from the Dental Canada Fund; previously housed in the Dentistry Canada Museum (Ottawa)
Dates
1850
1900
circa 1850-1900
Date Remarks
Based on design
Material
metal: brown
Permanent Location
Storage Room 0010
0010-B
Dimension Notes
Length 16.5 cm x Width 13.0 cm x Depth 7.4 cm
Condition Remarks
Plaster remnants on articulator; metal is rusty
Copy Type
Original
Reference Types
Internet
JPG
Reference Comments
"ASDA" website
CD #1
Research Facts
Dr Ralph and Mrs Olga Crawford donated their extensive Canadian dental collection to the DCF to create the museum in 1997; further donations were received while Dr Crawford was Curator Emeritus at the Dental Canada Museum until its closure in 2008; this item was donated by Dr. Ralph Crawford from Winnipeg, Manitoba; he describes this as an original "barn door hinge" articulator, because the top section can bend back at a 90-degree angle; this type of articulator became popular by 1840 because they were inexpensive and easy to use
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dental articulator

https://mhc.andornot.com/en/permalink/artifact13496
Dates
1928
1935
1928-1935
Collection
Dr. Ralph and Mrs. Olga Crawford Canadian Dental Collection
Category
Diagnostic & Treatment Artifacts
Classification
Dental
Accession Number
010020375 a-c
Description
Grey metal dental articulator; triangular base; adjustable round plate at front; back branches of triangle have rectangular pieces of metal rising up, ending with metal circles with rectangular cut-outs in their middles; cylindrical piece of metal sits between them, with round ends placed in the cu…
  5 images  
Accession Number
010020375 a-c
Collection
Dr. Ralph and Mrs. Olga Crawford Canadian Dental Collection
Category
Diagnostic & Treatment Artifacts
Classification
Dental
MeSH Heading
Dental Impression Technic
Dental Articulators
Denture, Complete
Dental Instruments
Description
Grey metal dental articulator; triangular base; adjustable round plate at front; back branches of triangle have rectangular pieces of metal rising up, ending with metal circles with rectangular cut-outs in their middles; cylindrical piece of metal sits between them, with round ends placed in the cut-outs; screws at top allow placement of cylindrical piece to shift; rectangular section of metal comes forward, perpendicular to cylinder, parallel to base; cylinder with pointed end touches down on plate at front of articulator; two round mounting plates (b, c) screw onto top of base and bottom of upper rectangular section
Number Of Parts
3
Part Names
a - articulator - Size: Length 16.4 cm x Width 16.0 cm x Depth 15.0 cm
b - plate - Size: Depth 0.6 cm x Diam. 5.8 cm
c - plate - Size: Depth 0.6 cm x Diam. 5.8 cm
Provenance
Transfer from the Dental Canada Fund; previously housed in the Dentistry Canada Museum (Ottawa)
Maker
Hanau Engineering Company Inc.
Site Made (City)
Buffalo
Site Made (State)
New York
Site Made (Country)
United States of America
Dates
1928
1935
1928-1935
Date Remarks
Printed on artefact
Material
metal: grey
Inscriptions
(a) Embossed on top: "PATENTS // JUNE 1st, 1926 // MAY 8th, 1928 // OTHERS // PENDING"; "MODEL H"; embossed on sides: "HANAU"; embossed on bottom: "MADE BY // HANAU // ENG. CO. // BUFFALO // N.Y."; "H=HORIZONTAL CONDYLE INDICATION. // DISREGARDPLUS OR MINUS // L=LATERALCONDYLE INDICATION. // ACCEPT L=H/8 + 12 // 7749"
Permanent Location
Storage Room 0010
0010-B
Condition Remarks
Metal is tarnished; screw missing from bottom
Copy Type
Original
Reference Types
Internet
JPG
Reference Comments
"Free Patents Online" website
CD #1
Research Facts
Dr Ralph and Mrs Olga Crawford donated their extensive Canadian dental collection to the DCF to create the museum in 1997; further donations were received while Dr Crawford was Curator Emeritus at the Dental Canada Museum until its closure in 2008; this item was donated by Dr. D. Christopher Clarke from Vancouver, British Columbia; this item's patent was filed in 1923 and patented in 1928; Rudolph Hanau's first articulator was designed in 1921
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dental articulator

https://mhc.andornot.com/en/permalink/artifact13497
Dates
1921
1926
1921-1926
Collection
Dr. Ralph and Mrs. Olga Crawford Canadian Dental Collection
Category
Diagnostic & Treatment Artifacts
Classification
Dental
Accession Number
010020376 a-d
Description
Grey metal dental articulator; rectangular base with screws on either end; rectangular walls with rounded tops rise from ends, with cut-out circles at top with degree measurements on sides; two circles with rectangular cut-outs attached to cylindrical stands, which are attached to base; metal cylin…
  5 images  
Accession Number
010020376 a-d
Collection
Dr. Ralph and Mrs. Olga Crawford Canadian Dental Collection
Category
Diagnostic & Treatment Artifacts
Classification
Dental
MeSH Heading
Dental Impression Technic
Dental Articulators
Denture, Complete
Dental Instruments
Description
Grey metal dental articulator; rectangular base with screws on either end; rectangular walls with rounded tops rise from ends, with cut-out circles at top with degree measurements on sides; two circles with rectangular cut-outs attached to cylindrical stands, which are attached to base; metal cylinder sits between circles; rectangular section comes forward, perpendicularly from cylinder; pointed cylinder comes down from rectangular section, touches round extension from base; two round mounting plates (b, c) screw into base and above section; curved stand (d) mounted between screws on a rectangular base rests at front
Number Of Parts
4
Part Names
a - articulator - Size: Length 23.3 cm x Width 17.0 cm x Depth 14.5 cm
b - plate - Size: Depth 0.6 cm x Diam. 5.8 cm
c - plate - Size: Depth 0.6 cm x Diam. 5.8 cm
d - stand - Size: Length 4.8 cm x Width 4.4 cm x Depth 2.6 cm
Provenance
Transfer from the Dental Canada Fund; previously housed in the Dentistry Canada Museum (Ottawa)
Maker
Hanau Engineering Company Inc.
Site Made (City)
Buffalo
Site Made (State)
New York
Site Made (Country)
United States of America
Dates
1921
1926
1921-1926
Date Remarks
Based on patent date
Material
metal: grey
Inscriptions
(a) Engraved on sides: "HANAU ENGINEERING CO. // BUFFALO, N.Y.U.S.A."; engraved on top: "HANAU // PATENT // APPLIED"; embossed on bottom: "HANAU // 16"
Permanent Location
Storage Room 0010
0010-B
Condition Remarks
Metal is tarnished; some screws do not turn
Copy Type
Original
Reference Types
Internet
Person
JPG
Reference Comments
"Free Patents Online" website; Dr. Ralph Crawford
CD #1
Research Facts
Dr Ralph and Mrs Olga Crawford donated their extensive Canadian dental collection to the DCF to create the museum in 1997; further donations were received while Dr Crawford was Curator Emeritus at the Dental Canada Museum until its closure in 2008; this item was donated by Dr. Graham Pettapiece from Victoria, British Columbia; this item's patent was filed in 1921 and patented in 1926; Dr. Crawford describes this as a Kinescope articulator, and states that it was developed primarily for research purposes to prove Hanau's opinion regarding Bennett shift control, or lateral movements
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