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lower denture model

https://mhc.andornot.com/en/permalink/artifact14539
Dates
1940
1950
circa 1940-1950
Collection
Dr. Ralph and Mrs. Olga Crawford Canadian Dental Collection
Category
Dental instruments
Classification
Dental
Accession Number
010020622 a-b
Description
Shaped lower denture model base (a) in yellow plastic with pink tones and intregrated front teeth has separate partial denture (b) with vulcanite base; partial with two sections of vulcanite with porcelain molars joined by a decorative gold bridge fits on base model; Dental information: RPD-L: vulc…
  5 images  
Accession Number
010020622 a-b
Collection
Dr. Ralph and Mrs. Olga Crawford Canadian Dental Collection
Category
Dental instruments
Classification
Dental
MeSH Heading
Dental Models
Dental Prosthesis -- models
Description
Shaped lower denture model base (a) in yellow plastic with pink tones and intregrated front teeth has separate partial denture (b) with vulcanite base; partial with two sections of vulcanite with porcelain molars joined by a decorative gold bridge fits on base model; Dental information: RPD-L: vulcanite base; "characterized"; gold frame; Li.bar with Kennedy ribbon and two clasps; C.1 demonstration model.
Number Of Parts
2
Part Names
a - base
b - partial
Provenance
Transfer from the Dental Canada Fund; previously housed in the Dentistry Canada Museum (Ottawa); original donor was dentist Dr. Oskar Sykora of Halifax, Nova Scotia.
Dates
1940
1950
circa 1940-1950
Material
plastic: pink, yellow, cream
metal: gold
vulcanite: brown, pink
Inscriptions
On base sticker: "A. R. // MONTREAL // 5"
Permanent Location
Storage Room 0010
0010-B2-11 Row D
Length
7.5 cm
Width
5.4 cm
Height
2.5 cm
Unit Of Measure
centimeters
Copy Type
original
Images
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lower denture model

https://mhc.andornot.com/en/permalink/artifact14540
Dates
1940
1950
circa 1940-1950
Category
Dentures
Classification
Dentures
Accession Number
010020623 a-c
Description
Shaped lower denture model base (a) in yellow plastic with pink tones and integrated front teeth and two back molars has two separate partial dentures (b-c) with gold base; partials with two sections of gold base with cream porcelain molars and decorative gold bridge fits on base model; Dental info…
  5 images  
Accession Number
010020623 a-c
Category
Dentures
Classification
Dentures
MeSH Heading
Dental Models
Dental Prosthesis -- models
Description
Shaped lower denture model base (a) in yellow plastic with pink tones and integrated front teeth and two back molars has two separate partial dentures (b-c) with gold base; partials with two sections of gold base with cream porcelain molars and decorative gold bridge fits on base model; Dental information: RPD-L: two seperate RPD-L's; all gold frames and bases; C1.III. design on right side and C1.II. design on the left side.
Number Of Parts
3
Part Names
a - base
b-c - partial
Provenance
Transfer from the Dental Canada Fund; previously housed in the Dentistry Canada Museum (Ottawa); original donor was dentist Dr. Oskar Sykora of Halifax, Nova Scotia.
Dates
1940
1950
circa 1940-1950
Material
plastic: pink, yellow, cream
metal: gold
Inscriptions
On base: "A. R MONTREAL // 7"
Permanent Location
Storage Room 0010
0010-B2-11 Row D
Length
7.3 cm
Width
5.4 cm
Height
2.2 cm
Unit Of Measure
centimeters
Condition Remarks
Base shows ink pen marks from demonstrations; surface grime
Copy Type
original
Images
Less detail

upper denture model

https://mhc.andornot.com/en/permalink/artifact14542
Dates
1940
1950
circa 1940-1950
Collection
Dr. Ralph and Mrs. Olga Crawford Canadian Dental Collection
Category
Dentures
Classification
Dentures
Accession Number
010020625
Description
Upper denture model with pink toned vulcanite as the base with silver metal washer type of ring on the upper portion and cream porcelain teeth except one is missing and two have gold teeth; Dental information: CUD vulcanite base with a metal ring for a suction cup with rubber part missing; two gold…
  4 images  
Accession Number
010020625
Collection
Dr. Ralph and Mrs. Olga Crawford Canadian Dental Collection
Category
Dentures
Classification
Dentures
MeSH Heading
Dental Models
Dental Prosthesis -- models
Description
Upper denture model with pink toned vulcanite as the base with silver metal washer type of ring on the upper portion and cream porcelain teeth except one is missing and two have gold teeth; Dental information: CUD vulcanite base with a metal ring for a suction cup with rubber part missing; two gold teeth swaged type; lateral tooth is missing.
Number Of Parts
1
Provenance
Transfer from the Dental Canada Fund; previously housed in the Dentistry Canada Museum (Ottawa); original donor was dentist Dr. Oskar Sykora of Halifax, Nova Scotia.
Dates
1940
1950
circa 1940-1950
Material
vulcanite: pink
porcelain: cream
metal: gold, silver
Permanent Location
Storage Room 0010
0010-B
Length
6.1 cm
Width
4.5 cm
Height
2.3 cm
Unit Of Measure
centimeters
Condition Remarks
Missing one front tooth
Copy Type
original
Images
Less detail

portable dental operating light

https://mhc.andornot.com/en/permalink/artifact13101
Dates
1940
1950
circa 1940-1950
Collection
Dr. Ralph and Mrs. Olga Crawford Canadian Dental Collection
Category
Diagnostic & Treatment Artifacts
Classification
Dental
Accession Number
010020012 a-g
Description
Green metal portable dental operating light; light bulb surrounded by white glass, silver metal and curved glass guard (a); black rubber electric cord hangs from light; height-adjustable top of stand (b) with lever to adjust angle of light and band of yellow paint at bottom; a middle tube (c) conne…
  2 images  
Accession Number
010020012 a-g
Collection
Dr. Ralph and Mrs. Olga Crawford Canadian Dental Collection
Category
Diagnostic & Treatment Artifacts
Classification
Dental
MeSH Heading
Dentistry, Operative -- instrumentation
Lighting
Description
Green metal portable dental operating light; light bulb surrounded by white glass, silver metal and curved glass guard (a); black rubber electric cord hangs from light; height-adjustable top of stand (b) with lever to adjust angle of light and band of yellow paint at bottom; a middle tube (c) connects top of stand to bottom (d), which has band of yellow paint at top; three tubes with red paint at tops screw into round bottom to create triangular base (e, f, g)
Number Of Parts
7
Part Names
a - light - Size: Length 36.0 cm x Width 18.0 cm x Depth 13.1 cm
b - top of stand - Size: Length 67.0 cm x Width 7.5 cm x Depth 4.4 cm
c - middle pipe - Size: Length 45.2 cm x Diam. 3.2 cm
d - bottom of stand - Size: Length 46.8 cm x Width 10.3 cm x Depth 3.2 cm
e - base support - Size: Length 46.2 cm x Diam. 2.3 cm
f - base support - Size: Length 46.2 cm x Diam. 2.3 cm
g - base support - Size: Length 46.2 cm x Diam. 2.3 cm
Provenance
Transfer from the Dental Canada Fund; previously housed in the Dentistry Canada Museum (Ottawa)
Maker
Wilmot Castle Company
Site Made (City)
Rochester
Site Made (State)
New York
Site Made (Country)
United States of America
Dates
1940
1950
circa 1940-1950
Date Remarks
Based on donors remarks
Material
metal: silver
glass: clear, white
paint: green, yellow, red
rubber: black
plastic: black
fabric: green
Inscriptions
(a) Embossed on cord: "5A.250V. // 10A.125V.", reverse: "UND.LAB.INSP. // U.S.A.PAT.1394976"; (b) engraved on light: ""Safe-Lock" // AMERICAN PROD. CO. // MADE IN U.S.A. N.Y.C."; (d) printed on unit base: "CASTLE // LIGHTS // TYPE 808 SER. 76831 // AMPS. 60W. VOLTS 24 110 // WILMOT CASTLE COMPANY // ROCHESTER, NEW YORK, U.S.A."
Permanent Location
Storage Room W2
W2-538-4-1
Condition Remarks
Paint is heavily chipped, almost gone; glass is slightly scuffed; metal on top of light slightly scratched
Copy Type
Original
Reference Types
Person
JPG
Reference Comments
Dr. Brian Barrett
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. Brian Barrett from Charlottetown, Prince Edward Island; it was used by the Canadian Forces Dental Services
Images
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teaching models for crafting metal bridges

https://mhc.andornot.com/en/permalink/artifact13322
Dates
1940
1960
circa 1940-1960
Collection
Dr. Ralph and Mrs. Olga Crawford Canadian Dental Collection
Category
Diagnostic & Treatment Artifacts
Classification
Dental
Accession Number
010020200 a-r
Description
Set of removable partial denture models; eighteen white biscuit porcelain models of upper and lower jaws with various teeth missing; each model with different shape partial denture painted with gold ink, showing the general shape of the denture and where the gold would go around existing teeth; mod…
  3 images  
Accession Number
010020200 a-r
Collection
Dr. Ralph and Mrs. Olga Crawford Canadian Dental Collection
Category
Diagnostic & Treatment Artifacts
Classification
Dental
MeSH Heading
Dental Prosthesis
Dental Models
Denture, Partial -- models
Description
Set of removable partial denture models; eighteen white biscuit porcelain models of upper and lower jaws with various teeth missing; each model with different shape partial denture painted with gold ink, showing the general shape of the denture and where the gold would go around existing teeth; models 1-12 (a, b, c, d, e, f, g, h, i, j, k, l) are numbered in roman numerals painted with gold ink; models 13-18 (m, n, o, p, q, r) are numbered in Arabic numbers.
Number Of Parts
18
Part Names
a - model 1 - Size: Length 6.7 cm x Width 5.6 cm x Depth 2.8 cm
b - model 2 - Size: Length 6.7 cm x Width 5.5 cm x Depth 2.8 cm
c - model 3 - Size: Length 6.7 cm x Width 5.9 cm x Depth 3.1 cm
d - model 4 - Size: Length 6.6 cm x Width 5.9 cm x Depth 2.9 cm
e - model 5 - Size: Length 6.5 cm x Width 6.1 cm x Depth 3.2 cm
f - model 6 - Size: Length 6.7 cm x Width 5.8 cm x Depth 3.1 cm
g - model 7 - Size: Length 6.7 cm x Width 5.8 cm x Depth 3.0 cm
h - model 8 - Size: Length 6.7 cm x Width 5.5 cm x Depth 2.9 cm
i - model 9 - Size: Length 6.6 cm x Width 5.9 cm x Depth 3.2 cm
j - model 10 - Size: Length 6.6 cm x Width 6.0 cm x Depth 3.0 cm
k - model 11 - Size: Length 6.7 cm x Width 5.5 cm x Depth 2.6 cm
l - model 12 - Size: Length 6.7 cm x Width 5.6 cm x Depth 3.2 cm
m - model 13 - Size: Length 6.6 cm x Width 5.7 cm x Depth 3.0 cm
n - model 14 - Size: Length 6.6 cm x Width 5.8 cm x Depth 3.0 cm
o - model 15 - Size: Length 6.6 cm x Width 6.0 cm x Depth 3.0 cm
p - model 16 - Size: Length 6.7 cm x Width 5.6 cm x Depth 2.8 cm
q - model 17 - Size: Length 6.6 cm x Width 5.8 cm x Depth 3.0 cm
r - model 18 - Size: Length 6.7 cm x Width 5.4 cm x Depth 2.5 cm
Provenance
Transfer from the Dental Canada Fund; previously housed in the Dentistry Canada Museum (Ottawa)
Dates
1940
1960
circa 1940-1960
Date Remarks
Based on similar artefact
Material
porcelain: white
ink: yellow
Permanent Location
Storage Room 0010
0010-B2-11 Row H (a-g)
0010-B2-11 Row G (h-n)
0010-B2-11 Row F (o-r)
Condition Remarks
Slight chipping on edges, particularly on (a), (d) and (l); black marks on bottom of (p)
Copy Type
Original
Reference Types
Other
JPG
Reference Comments
010020145
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 item was donated by Dr. Marc Lemieux from Ottawa, Ontario.
Images
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