Leffingwell, Randy (1948-). Papers.

Leffingwell, Randy (1948-). Papers.

Collection Number: D-571

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).

43 linear feet


Agricultural technology historian and author of The American farm tractor (1991), John Deere farm tractors (1993), Classic farm tractors (1993), and Caterpillar (1994).

Inclusive Dates



Agricultural Technology


Many collections are stored offsite and need to be retrieved for your research visit. To begin the request process, researchers should e-mail speccoll@ucdavis.edu at least seven business days before visiting. Please wait for confirmation that the collection is available before visiting.