Electricity - Communication
A sergeant at Ft. Myer, Va., demonstrates a "walkie-talkie" in the field.
This is the latest and most compact two-way radio in use by the army.
The unit is complete, containing batteries, mechanism, and aerial
which telescopes into the case when not in use.
PHOTO SC D-9322 FORT MYER, VIRGINIA D-9322
(PLEASE CREDIT: OFFICIAL OWI PHOTO BY LIBERMAN (August 1943))
Original Caption by Science Service