X-Ray Tube
date: label: associated dates
content: 1978 02
name: label: maker
content: MacAlaster & Wiggin Co.
notes: label: Description
content: Glass x-ray tube with inscriptions that seem to read “VICTOR / TRADEMARK / MACALASTER, WIGGIN CO. / MADE IN BOSTON, U.S.A. / TUNGSTEN” and “55771”.
label: Description
content: The tungsten filament of this tube was devised by William David Coolidge (1873-1975), a graduate of M.I.T. with a physics Ph.D. from the University of Leipzig who worked at the General Electric Research Laboratory in Schenectady, N.Y.
label: Description
content: Ref: William D. Coolidge, “Tungsten and Method of Making the Same for Use as Filaments of Incandescent Electric Lamps and other Purposes,” U.S. Patent 1,082,933 (Dec. 30, 1913), assigned to General Electric.
label: Description
content: William D. Coolidge, “Method of Making Composite Metal Bodies,” U.S. Patent 1,162,339 (Nov. 30, 1915), assigned to General Electric.
label: Location
content: Currently not on view
place: label: place made
content: United States: Massachusetts, Boston
label: Associated Place
content: United States: New York, New York City
label: associated place
content: United States: Rhode Island, East Providence, Rumford
setName: label: See more items in
content: Medicine and Science: Medicine
creditLine: label: Credit Line
content: Gift of Philip Batchelder, M.D,
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: 1978.0121.39
label: catalog number
content: 1978.0121.39
label: accession number
content: 1978.0121
objectType: label: Object Name
content: X-Ray Tube
label: Object Name
content: tube, x-ray
label: Other Terms
content: X-Ray Tube; Radiography
physicalDescription: label: Physical Description
content: glass (overall material)
label: Physical Description
content: amber (overall color)
label: Measurements
content: overall: 24 cm x 52 cm x 19 cm; 9 7/16 in x 20 1/2 in x 7 1/2 in