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2 records – page 1 of 1.

Collection
Queen's University School of X-Ray Collection
Category
Diagnostic & Treatment Artifacts
Classification
Diagnostic Radiology
Accession Number
995004049
Description
Timer which consists of a rounded black bakelite case with a flat round metal scale and timer (in seconds 0-12) pointer on the front; the top of the timer has a round white button which stops the x-ray exposure when at 0; the sides of the timer have grooves which enable it to be held; the bottom of…
  1 image  
Accession Number
995004049
Collection
Queen's University School of X-Ray Collection
Category
Diagnostic & Treatment Artifacts
Classification
Diagnostic Radiology
MeSH Heading
Radiography -- instrumentation
Description
Timer which consists of a rounded black bakelite case with a flat round metal scale and timer
(in seconds 0-12) pointer on the front; the top of the timer has a round white button which
stops the x-ray exposure when at 0; the sides of the timer have grooves which enable it to
be held; the bottom of the timer has a [?] cm electric cord coming out of it; the top back
of the timer has a metal attachment which allows it to be hung
Number Of Parts
1
Maker
Liebel-Florsheim Company
Site Made (City)
Cincinatti
Site Made (State)
Ohio
Site Made (Country)
United States of America
Material
metal: silver
plastic: white; black
Inscriptions
The front of the timer has a dial and scale 0-12 seconds; it also reads, "The Liebel Florsheim
Co. Patents No. 1,677,107 1,547,442"; hanging hook has the number 84779 stamped into the back
Permanent Location
Storage Room 0010
0010-F3-1
Dimension Notes
Length: 18.0 cm. x Width: 7.5 cm. x Depth: 7.0 cm.
Condition Remarks
Timer was dusty and dirty; the electric cord was not tested, but the timer will go if set
Copy Type
Original
Reference Types
Person
Book
JPG
Reference Comments
Bernie Ziomkiewicz; "The Trail of the Invisible Light" by E.R.N. Grigg MD; CD #4
Images
Less detail

rectifier tube

https://mhc.andornot.com/en/permalink/artifact434
Dates
1930
circa 1930
Collection
Queen's University School of X-Ray Collection
Category
Diagnostic & Treatment Artifacts
Classification
Diagnostic Radiology
Accession Number
995004018
Description
High voltage rectifier tube which consists of a cylindrical glass tube with a rounded centre which has a plastic capped end with one metal rod sticking out at one end and a plastic capped end with two metal rods sticking out at the other end; there are cylindrical metal pieces within the glass tube…
  1 image  
Accession Number
995004018
Collection
Queen's University School of X-Ray Collection
Category
Diagnostic & Treatment Artifacts
Classification
Diagnostic Radiology
MeSH Heading
Radiography -- instrumentation
MM= Radiography -- tube
Description
High voltage rectifier tube which consists of a cylindrical glass tube with a rounded centre
which has a plastic capped end with one metal rod sticking out at one end and a plastic
capped end with two metal rods sticking out at the other end; there are cylindrical metal
pieces within the glass tube itself
Number Of Parts
1
Maker
Machlett Laboratories Inc. (likely) (see 995.004.019)
Site Made (City)
Springdale
Site Made (State)
Connecticut
Site Made (Country)
United States of America
Dates
1930
circa 1930
Material
metal: silver
glass: clear
plastic: black
Inscriptions
Metal piece inside the glass has stamped into it, "G12059"
Permanent Location
Storage Room 0010
0010-F4-9
Dimension Notes
Length: 27.5 cm. x Width: 8.5 cm.
Condition Remarks
The tube was dusty and dirty
Copy Type
Original
Reference Types
Person
Book
JPG
Reference Comments
Nancy Chisholm; "The Trail of the Invisible Light" by E.R.M. Grigg, M.D.; CD #4
Images
Less detail