Civilian defense. War Emergency Radio Service. These three War Emergency Radio Service transmitter-receivers tuned to different wave lengths keep this Civilian Defense control center in touch with three different channels of communication. The set being operated maintains contact with state and city police and fire departments. The other two are used for communicating with sub-control centers, hospitals, and mobile field units
Summary
Public domain photograph of indoor, interior activity, America in the 1930s, free to use, no copyright restrictions image - Picryl description
Tags
Date
01/01/1941
Contributors
United States. Office of War Information.
Location
Source
Library of Congress
Copyright info
Public Domain