Curtiss-Wright Engineering Cadettes, 1941-1945; Department of Military Science; Iowa State University; Women in Science and Engineering; World War II
Professor Les Kelso is pointing out the propulsion system of a small general aviation airplane. These airplanes, sans wings, were in the Aeronautics Laboratory for purposes of visualization and illustration. The plane may be a Luscomb or a...
Farm Equipment; Agriculture; Iowa State University;
The operation of a pulverator and drill in an untilled field. The tractor pulling the machinery has unusually light and narrow steel wheels. The photograph is from the rear. A roadway fence line at the edge of the field is in the middle distance.
A quantitative analysis class in the Chemistry-Physics Hall, probably in the 1890s. The caption on the back of the photograph states: ""Note blast lamp for igniting crucibles; Kipp gas generator; wash bottle made from round bottom flask.""
Iowa State University; Dept. of Chemical and Biological Engineering
This full view of the Quick curing fertilizer dryers shows the raw superphosphate disintegrator, conveyor belt, link-belt roto lourve dryer and accessory equipment.
G. F. Hanna, a graduate student in the Department of Chemistry and a research fellow of the Agricultural Experiment Station, demonstrating the refrigerated bath in the refrigerated laboratory. The room was maintained at a temperature just above...
G. F. Hanna, a graduate student in the Department of Chemistry and a research fellow of the Agricultural Experiment Station, showing the refrigerated super centrifuge along with the refrigerated bath. The room was maintained at a temperature just...
Iowa State University; Dept. of Chemical and Biological Engineering
One large and two smaller wrapped vertical pipes are shown in the foreground. A container, wider at the top than the bottom, sits below the larger pipe. A burlap bag is wrapped around another pipe on the right.
Iowa State University; Dept. of Chemical and Biological Engineering
This is a piece of equipment in a processing plant. There is a white sheet behind the equipment. See photograph 840-01-03 for a close up view of part of this equipment.
