Author: MCNICOL, DONALD
Title: Duplex Repeaters: 2020 Edition 1
Description: USA: I.C.S, 1940. Reprint. Paperback. 40 pages plus 2 page exam. First Edition printed in 1923. Numerous detailed line diagrams. Above-average wear. Some pencil markings. Binding intact.; 12mo - over 6¾" - 7¾" tall; Duplex Repeaters: 2020 Edition 1. Fair .

Keywords: : 2020 Science & Technology Text