Description: BELL SYSTEM TECHNICAL JOURNAL - 1925 -1926 - 1927- Three Volumes. Rare. A Journal Devoted To The Scientific And Engineering Aspects Of Electrical Communications. Edited by R.W. King Published by American Telephone and Telegraph Company. Volume IV = Jan. - Dec. 1925, 727 pages, with Index, illustrated. Each month is focused on one topic; Mutual Inductance in Wave Filters; Picture Transmission Over Telephone Lines; Sounds of Speech, etc. Volume V = Jan. - Dec. 1926, 661 pages, with Index, illustrated. Each month focused on one topic: Loading for telephone circuits; Submarine Telegraph Cables; Thermionic Vacuum Tube Circuits, etc. Volume VI= Jan.- Dec. 1927, 754 pages, with Index, illustrated. Each month focused on one topic: Advances in Physics, Automatic Printing Equipment; and one hundred paged devoted to various aspects of Television. 3 VERY GOOD HARDCOVERS. These volumes were originally printed as soft-covers. These 3 volumes are each year bound together with out the original paper covers. They came my MIT Lincoln Laboratories. A few pages are underlined with some pencil else internally nice clean copies included the folded pullouts. These volumes represent many important technical advancements. 10"l x 7"w total diameter 5" Weight: 13 pounds.
Price: 400 USD
Location: North Reading, Massachusetts
End Time: 2025-01-03T00:54:08.000Z
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