A four-row corn planter with front and rear components mounted on a steel-wheeled tractor. The photograph is from the front. The rear edge of the plowed field is directly behind the tractor. Along this boundary runs a line of conifer trees. A driver…
A four-row corn planter being pulled by a steel-wheeled tractor. The photograph is from the rear. A man in coveralls and a hat is driving the tractor. The photograph was taken April 27, 1931.
A horse-drawn McCormick-Deering hay rake being pulled by two draft horses. The driver is well dressed for the photograph, wearing a white shirt, vest , and a brimmed hat. A farmstead with large buildings can be seen in the distance over the shoulder…
A horse-drawn cultivator. The three-mule team is being driven by one man in a hat riding on the driver's seat of the cultivator. The corn being cultivated is about 12 to 14 inches high. A vast expanse of corn yet to be cultivated can be seen behind…
A tractor driver and Iowa State Professor J.B. Davidson looking at an Iowa integrating and recording traction dynamometer, mounted on the linkage between the tractor and the piece of farm machinery being pulled. The farm tractor has rubber tires. The…
A four-row corn planter being pulled by a steel-wheeled tractor. The photograph is a close up of the part of the equipment which mounts on the front of the tractor. The photograph was taken April 27, 1931.
A tractor-mounted six-row cultivator seen from the rear. One man is driving the tractor.One man is also seated on each of the two rear sections of the cultivator, one on each side of the machine. The machinery and the tractor have steel wheels. They…
A tractor-mounted six-row cultivator seen from the front. One man is driving the tractor.One man is also seated on each of the two rear sections of the cultivator, one on each side of the machine. The machinery and the tractor have steel wheels. They…
Dale Wollsoncroft demonstrating plow adjustment at a training event in State Center, Iowa, in the spring of 1949. A crowd of men is gathered around an instructor who is kneeling on the ground at the front end of a plow that is in turn connected to a…
