"The R. F. Tube" X-Ray Tube
name: label: maker
content: R. Friedlander & Co.
notes: label: Description
content: Cold cathode glass x-ray tube made and sold by R. Friedlander & Co., a firm established by Robert Friedlander in Chicago in 1896. Inscriptions read “The F Co. / The . . . Tube / U.S. Pat . . . / Canadian Patent . . . / D.R.P.” Friedlander termed it the R. F. Universal Regulating Tube.
label: Description
content: Ref: The Friedlander Co., Catalogue No. 3 of Electro-Therapeutic Apparatus (Chicago, New York, Berlin, n.d.), p. 22.
label: Location
content: Currently not on view
setName: label: See more items in
content: Medicine and Science: Medicine
creditLine: label: Credit Line
content: Gift of Miss E. P. Custis
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: MG.M-06955
label: catalog number
content: M-06955
label: accession number
content: 214851
label: catalog number
content: 214851.72
objectType: label: Object Name
content: Tube, X-Ray
label: Other Terms
content: Tube, X-Ray; Dentistry