The Physical Principles of Wireless. Este artículo no está disponible.The Physical Principles of Wireless

1941. Fifth edition. 110 pages. Pictorial dust jacket over pictorial cloth covered boards. Pages and binding are presentable with no major defects. Minor issues present such as mild cracking, inscriptions, inserts, light foxing, tanning and thumb marking. Boards have moderate shelf wear with some rubbing, fraying and corner bumping. Some moderate sunning and tanning, particularly to spine. Unclipped jacket has moderate edge wear with tears, chips, and some areas of loss. Noticeable rubbing and marking.