Bell Laboratories Record July 1939 (Volume XVII, No. 11)

By: Bell Laboratories

Price: $20.00

Quantity: 1 available

Book Condition: Very Good


B&W Illustrations; This is a Trade sized magazine with cardstock covers and a stapled spine. The magazine is in Very Good condition. The text pages are clean and bright with the exception of several short notations in pencil. There is a previous owner's ink- stamped name on the front cover of the magazine. Articles include: A Cardioid Directional Microphone, Optical Properties of the Alkali Metals, The Anti-Sidetone Station Circuit, A Precise High-Frequency Inductometer, Increasing the Range of Tripping Relays, Number Decoding by Terminating Markers, A Ringing Machine for Small Offices.

Title: Bell Laboratories Record July 1939 (Volume XVII, No. 11)

Author Name: Bell Laboratories

Categories: Science,

Edition: 1st Edition; 1st Printing

Publisher: New York, Bell Laboratories Record: 1939

Binding: Paperback

Book Condition: Very Good

Seller ID: A34565

Keywords: Science Bell Laboratories Bell Laboratories Record Magazines Technical Magazines Telephones Telephony Science,