speaking wireless (1 Ergebnisse)

Booklet - Unbound Pages. Zustand: Very Good. A substantial review of early wireless telephony, describing apparatus, transmission methods, tuning, and the challenges of carrying articulate speech over radio waves, with numerous plates. 35 Pages, 29 plates. An authentic standalone article, extracted from a larger volume. Not a reprint or reproduction, but an original work in its own right. Preserved in a modern card cover, prepared for practicality - an unassuming but serviceable presentation that favours function over finery. Size: 16 x 24 cms. Category: Smithsonian Institution; Cosmo Books : 29 years on ABE, 47 years taking care of customers. A bookseller you can rely on.