"This 1945 U.S. Army Training Film demonstrates the six basic steps of preventative maintenance that should be followed including: feel, inspect, tighten, clean, adjust and lubricate. Last, see that lack of preventative maintenance costs lives in battle. FREQUENCY METER SET - SCR 211 (1943) This training film explains the proper use of the SCR 211 meter to set frequencies on field radios. 2 films, 36 minutes,"
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