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1960s: Men on the Ground Control Approach use radar to help an Air Force C-124 plane make a landing in an ice fog in the 1960s.
CIRCA 1950s - 1959 - Delco backup generators and batteries are used to guide Air Force planes through the fog in the Arctic.
1940s: Man and son walk into room. Man sits at desk. Man gestures for boy to remove hat. Men speak.
CIRCA 1950s - Television studio production is introduced to the American public in 1939.
Group reports include students acting as American founding fathers, showing a filmstrip and hearing from the Chairman of the League of Women Voters, in a high school classroom (1950s)
CIRCA 1940s - Railroad workers keep steam trains moving in the 1940s.
CIRCA 1940s - The 29th infantry division battles German forces during World War 2

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1863043
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Telegraph operator sending message during battle

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