Manuscript Collections
Leffingwell, Randy (1948-). Papers.

Collection Number: MC138

Biography
Agricultural technology historian and author of The American farm tractor (1991), John Deere farm tractors (1993), Classic farm tractors (1993), and Caterpillar (1994).
Description
Typescript of Caterpillar (1994).
Inclusive Dates
1994
Subject
Agricultural Technology
Access
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