The Vintage 1957 Radio Valve Data 5th Edition Collectible Book is a valuable resource for radio enthusiasts looking to delve into the intricacies of vintage radio technology. This manual/magazine provides detailed information on radio valves, making it a must-have for collectors and hobbyists interested in the history of radio communication. With a focus on radio technology from the mid-20th century, this book offers a fascinating insight into the world of broadcasting and telephony during that time period. In fairly good condition for a sixty nine year old book. As can be seen in the pictures.
