Top left - an Imperial 35-70 4 cyl. tractor built by Valentine Brothers, Man. Co. Minneapolis, Minnesota and owned by John Messner of Sanborn, North Dakota. To the right is a 30-60 Townsend owned by Howard Slater of Maddock, N.D. Bottom left depicts a 30-60 Case owned by Norman Pross of Luverne, N.D. [Clarence Denser of Austin, Manitoba, at wheel]. And at right an Advance Rumely Oil Pull. All these nice pictures were taken at New Rockford, North Dakota Steam Threshers Show in 1973.