Iowa State University; Dept. of Chemical and Biological Engineering; Des Moines Coal and Mining Company
Nine men wearing safety helmets are sitting on two of three large barrels in front of the mine. On their left is a Western Railway car filled with coal. There is a coal cart at the mine entrance on the upper level.
Iowa State University; Dept. of Chemical and Biological Engineering
Professor Burnet stands in the back row with five older men wearing ribbons that say ""Fiftieth"" by the Four Seasons Fountain with the Campanile in the background.
Iowa State University; Dept. of Chemical and Biological Engineering; clay rings for sewage treatment filters
Chemical Engineering Professor W.E. Galligan, Ralph H. Suebbers, (graduate student) and Dr. Max Levine (Bacteriology) examine clay rings (produced in Ceramic Engineering Laboratory) for sewage-treatment filters as part of a general station study).
Iowa State University; Dept. of Chemical and Biological Engineering
Seven men in suits are engaged in discussion. They are standing in a formal conference room. Iowa State University President, William Robert Parks is standing fourth from the left.
Iowa State University; Dept. of Chemical and Biological Engineering
One person is talking to a group of individuals. The people are standing around a computer that General Mills presented to the Chemical Engineering Department.
Iowa State University; Dept. of Chemical and Biological Engineering
E.C. Kapusta and George West are both working on a large piece of equipments. There are Brown gauges in the foreground and a system of belts and pulleys in the background.
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.
Iowa State University; Dept. of Chemical and Biological Engineering
Two researchers are standing before a bubble cap column. The column is surrounded by metal scaffolding and stairs lead to the upper levels. One individual is standing on the highest level near the top of the column.