Iowa Heritage Digital Collections
State Library of Iowa

Browse Items (170 total)

Sperry Separator, 1931
Two drums used in processing agricultural by- products, 1931
Paper Laboratory, 1930
Draining liquid from a tank,1930
Early chemical engineering laboratory in basement of Chemistry Building, 1925
A full view of the unit including the raw superphosphate disintegrator, conveyor belt, Link-Belt Roto Louvre Dryer and accessory equipment.
Operation of the pilot plant fractional distillation column, 1951?
Link-Belt Roto Louvre Dryer
Dr. George T. Tsao and a graduate student testing moisture absorption of F.T. starch
Dr. George T. Tsao and two graduate students testing the thermal conductivity of starch
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