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Item #C06283 The Output Power Obtained from Vacuum Tubes of Different Type , B-462 March 1930. H....

Pidgeon, H A and J O McNally, Bell Telephone Laboratories reprint B-462.

The Output Power Obtained from Vacuum Tubes of Different Type , B-462 March 1930.

Bell Telephone Labs, NY 1930; 28 pages, light-blue stiff cardcover wraps, softcover; 6x9.

Price: $8.00

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