Electric Relays : Constructional Details and Notes on the use of Magnetic, Mercury, Thermionic, and Photo-electric Relays ... with 110 diagrams and photographs
London: George Newnes Limited 1942. Later printing. viii, 184 pages. Green cloth gilt. Printed buff dust jacket. Rear board has advertisement for Dunlop & Ranken Ltd in gilt, as well as printed in black on the rear dj panel. This copy quite unusual given the US Customs Service baggage stamp on the front dj. Dj with wear, small tears, and spine browning. Clean internally. Near Fine / Very Good. Cloth. [28137]
"This work brings together in a convenient form technical knowledge on the widely varying types of electric relays ranging from the simplest magnetic relay to the more complex types of gas-filled and photo-elecric relays, which are having an increasing field of application for industrial purposes." (front dj flap)
Price: $25.00