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A Voltage Regulator for Gas Discharge X-Ray Tubes, in, Bell Telephone Laboratories Reprint B-425, September 1929. F. E. Haworth.

A Voltage Regulator for Gas Discharge X-Ray Tubes, in, Bell Telephone Laboratories Reprint B-425, September 1929.

Bell Telephone Laboratories NY, Reprint Series, B-425; original published in the Journal of the Optical Society of America and Review of Scientific Instruments, Vol 19 pp 79-80, August 1929.
Condition: Very good, stapled blue wraps, softcover, three-hole punched along margin, clean and tight pages with some toning at outer margins of paper.
Price: $6.00
Item no. M597
Item Description
An Improved Design of Apparatus for Regulating the Voltage across a Gas Discharge X-Ray Tube by means of Controlled Gas Pressure.