American soldiers demonstrate how a military vehicle's chain stays stationary in shallow mud while the wheels continue to revolve inside the chain. This photo, taken by Cpl. Coombs in the Engineering Division of the Motor Transport Corps at the Bureau of Standards in Washington, , showcases this unique mechanism.

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Size: 8538px × 5726px
Photo credit: © piemags/NSC / Alamy / Afripics
License: Licensed
Model Released: No

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