Coolidge X-ray tube
Contributors: Coolidge, William David, 1873-1975
Publisher: General Electric Comapny
Published: 1920
Place of publication: Schenectady, N.Y
Language: eng
Number of pages: 23
Subjects: Cathode Ray Tube; Cathode ray tubes; X-Rays; Vacuum-tubes
Notes: At head of title: This book will help your operator see that he gets it. Instruction book 89136B, supercedes 89136A.

"When ordering supplies specify "General Electric."