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

Collection Number: D-571

Extent
43 linear feet
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
Leffingwell’s photographic transparencies as well as his research notes for his books: Ford Farm Tractors (1998), International Harvester Tractors (1999), Farm Tractor Milestones (2000), and John Deere: A History of the Tractor (2004).
Inclusive Dates
1869-2004
Subject
Agricultural Technology
Access
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