Browse Items · Iowa Heritage Digital Collections

J. Bruce Liljedahl and students, 1947

J. Bruce Liljedalh and three students examine a the strength of a wooden truss on a building model.

J. Bruce Liljedahl and students, 1947

J. Bruce Liljedalh and three students study the blueprints of a wooden buildings model.

John Teeter demonstrating an engineer's level, 1957

Agricultural engineer John Teeter uses an engineer's level in soil and water conservation work.

John Teeter demonstrating an engineer's level, 1957

Agricultural engineer John Teeter uses an engineer's level in soil and water conservation work.

Lecture on farm equipment, 1906

An instructor lectures a group of men on a pulley driven reaper. Some men are standing around the reaper, while other observe from a balcony.

Lecture on farm equipment, 1906

An instructor lectures a group of men on a pulley driven reaper. Some men are standing around the reaper, while other observe from a balcony.

Men working on farm equipment, 1931

Several men are working on a large piece of farm equipment.

Men working on farm equipment, 1931

Several men are working on a large piece of farm equipment.

Mold board plow

A team of three horses are drawing a mold board plow through a field creating furrows. The plow is moving away from the camera, but the driver has turned in the seat to face the camera. Two other teams and plows are in the background.

Mold board plow

A team of three horses are drawing a mold board plow through a field creating furrows. The plow is moving away from the camera, but the driver has turned in the seat to face the camera. Two other teams and plows are in the background.

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