Object Details
- Description
- Cold cathode glass x-ray tube designed by Henry Lyman Saÿen and manufactured by Queen & Co. in Philadelphia.
- The form, manufactured between 1897 and 1905, was the first that automatically regulated the gas pressure so that the output and quality of x-rays could be maintained. It won the John Scott Medal, from the Franklin Institute, in 1898.
- A label on this example reads "3808." Two connectors are missing. Henry Lyman Saÿen was also a pioneer of American abstract art.
- Ref: Henry Lyman Saÿen, “Roentgen Ray Tube,” U.S. Patent 594,036 (Nov 23, 1897), assigned to Queen & Co.
- Queen & Co., Queen Self-Regulating X-Ray Tube (Philadelphia, n.d.).
- Location
- Currently not on view
- Data Source
- National Museum of American History
- maker
- Queen and Company
- Credit Line
- Gift of The Medical and Chirurgical Faculty of the State of Maryland
- Physical Description
- glass (overall material)
- metal (overall material)
- metal, copper (overall material)
- Measurements
- average spatial: 33.5 cm x 17.5 cm x 12.5 cm; 13 3/16 in x 6 7/8 in x 4 15/16 in
- Object Name
- tube, x-ray
