A Lot of Five Scarce Titles Dealing with Telegraphy: 'Duplex and Quadruplex Telegraphy', Bound Together with 'Duplex and Quadruplex Repeaters'; 'Telegraph Lines and Repeaters', Bound Together with 'Telegraph Repeaters, Parts 1-2'; and 'Printing Telegraph Systems, Parts 1-2'; 'Telegraph Switchboards, Parts 1-2'; and 'Testing of Telegraph Circuits' Bound Together with 'Regulating of Telegraph Circuits'.
Scranton, PA, International Textbook Co. Hardcover. 12mo. Each volume bound uniformly in royal blue embossed buckram. All volumes show very light shelf wear, are internally unmarked and tightly-bound, and in very good condition. Sold as a lot. Ill.: black-&-white illustrations.
Bison BooksProfessionelle Verkäufer
USD 65.00 [Appr.: EURO 59 | CHF 64.5]
Sonstige Stichworte: Telegraph;Communications;;;;;;; black-&-white illustrations