Caterpillar RD4 Photos

Caterpillar RD4 tractor photo
1935 - 1940
Agricultural Crawler tractor
Series map:
Caterpillar RD4
Caterpillar RD4
Photo courtesy of Lori G
1937 Caterpillar model RD4.
1937 Caterpillar model RD4.
Photo courtesy of Mike Bowman
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Contact: Peter Easterlund
Updated on August 23, 2022
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