sjb4photos: Portable Combined Thresher-Separator, ca. 1870
sjb4photos: Westinghouse Engine 345, ca. 1881
sjb4photos: Westinghouse Engine no. 345, ca. 1881
sjb4photos: Aultman - Taylor Steam Traction Engine, ca. 1886
sjb4photos: Aultman - Taylor Steam Traction Engine, ca. 1886
sjb4photos: Aultman - Taylor Steam Traaction Engine, ca. 1886
sjb4photos: International Harvester Manure Spreader - ca. 1905
sjb4photos: International Harvester Manure Spreader - ca. 1905
sjb4photos: Ford experimental tractor, ca. 1907
sjb4photos: 1912 International Harvester Milk Truck
sjb4photos: 1912 International Harvester Milk Truck
sjb4photos: 1914 Allis Chalmers 10-18 tractor
sjb4photos: 1914 Allis Chalmers 10-18 tractor
sjb4photos: 1916 Avery steam tractor
sjb4photos: 1916 Avery Steam Tractor in the Henry Ford Museum
sjb4photos: 1916 Avery Steam Tractor
sjb4photos: ca. 1916 Avery Steam Tractor - Henry Ford Museum
sjb4photos: ca. 1916 Avery Steam Tractor - Henry Ford Museum
sjb4photos: ca. 1916 Avery Steam Tractor - Henry Ford Museum
sjb4photos: ca. 1916 Avery Steam Tractor - Bulldog Emblem
sjb4photos: ca. 1916 Avery Steam Tractor - Henry Ford Museum
sjb4photos: ca. 1916 Avery Steam Tractor - Henry Ford Museum
sjb4photos: Farmall tractor, ca. 1925
sjb4photos: 1928 New Idea Corn Picker-Husker
sjb4photos: 1928 New Idea No. 2 Corn Picker-Husker
sjb4photos: 1938 Ferguson-Brown Tractor - Henry Ford Museum
sjb4photos: New Holland Automatic Pickup Baler
sjb4photos: 1969 Tomato Harvester in the Henry Ford Museum
sjb4photos: 1886 Granger Fanning Mill - Henry Ford Museum
sjb4photos: 1926 Fordson Tractor Cutaway