Guy Fay

• Farmall letter series tractors
• Farmall Tractors in the 1950s (Enthusiast Color)
• International Harvester experimental and prototype tractors
• International Harvestor Tractor Data Book (DataBook)
• International-Harvester tractor data book
• Original Allis-Chalmers, 1933-1957 (Original Series)
• Original Farmall hundred series tractors, 1954-1958