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X-ray tube, dental

https://mhc.andornot.com/en/permalink/artifact464
Dates
1920
circa 1920
Collection
Queen's University School of X-Ray Collection
Category
Diagnostic & Treatment Artifacts
Classification
Diagnostic Radiology
Accession Number
995004048
Description
X-ray tube which consists of a hollow cylindrical outer tube made of plastic (or laminated cloth?) with a hollow cylindrical glass tube within; inside the glass tube is a heavy metal rod as well as other metal pieces; the top of the glass tube has a wire coming out of it; the bottom of the glass tu…
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Accession Number
995004048
Collection
Queen's University School of X-Ray Collection
Category
Diagnostic & Treatment Artifacts
Classification
Diagnostic Radiology
MeSH Heading
Radiography, Dental -- instrumentation
MM= Radiography -- tube
Description
X-ray tube which consists of a hollow cylindrical outer tube made of plastic (or laminated
cloth?) with a hollow cylindrical glass tube within; inside the glass tube is a heavy metal
rod as well as other metal pieces; the top of the glass tube has a wire coming out of it;
the bottom of the glass tube has the end of the metal rod (with a metal clip around it)
coming out
Number Of Parts
1
Maker
General Electric Coolidge Tube
Site Made (City)
Milwaukee
Site Made (State)
Wisconsin
Site Made (Country)
United States of America
Dates
1920
circa 1920
Date Remarks
1920s - 1930s (?)
Material
metal: silver; grey
plastic (laminated fabric?): brown; black
glass: clear
Inscriptions
Manufacturer's mark on the inner glass tube reads, "GE Coolidge Tube CDX Made in U.S.A.";
the number "922" is stamped into the bottom end of the metal rod
Permanent Location
Storage Room 0010
0010-F4-11
Dimension Notes
Length: 11.8 cm. x Width: 4.5 cm. x Depth: 4.5 cm.
Condition Remarks
Tube was very dirty and dusty; the outer tube of plastic (or laminated cloth?) has been
considerably chipped away and now reveals the inner glass tube; inner glass tube is intact
Copy Type
Original
Reference Types
Person
Book
JPG
Reference Comments
Bernie Ziomkiewicz; Nancy Chisholm; "The Trail of the Invisible Light" by E.R.N. Grigg MD; CD #4
Research Facts
Likely used as a dental x-ray tube due to its being smaller than the average x-ray tube
Images
Less detail