Public domain
Chrysler tank arsenal. Installing the power plant is a ticklish operation. These workers are lowering a 400 horsepower Wright Whirlwind aviation engine into an M-3 tank and they are taking care to insure that each fitting and connection may be made within a few seconds after the motor has been place
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Credit lineChrysler tank arsenal. Installing the power plant is a ticklish operation. These workers are lowering a 400 horsepower Wright Whirlwind aviation engine into an M-3 tank and they are taking care to ins. 1940-01-01. Palmer, Alfred T., United States. Office For Emergency Management. Farm Security Administration/Office of War Information Collection, Library of Congress. Public domain.