Cops on the air
An edition of Cops on the air (1937)
modern police radio methods of combating crime; English and American systems analyzed; teletype, F.C.C. orders, etc.
By Jo Ranson
Publish Date
1937
Publisher
The Eagle Library, inc.
Language
eng
Pages
66
Description:
subjects: Automobiles, Crime, Electric equipment, Police, Radio broadcasting, Teletype
Places: United States