Iowa Heritage Digital Collections
State Library of Iowa

Browse Items (36 total)

Operation of the pilot plant fractional distillation column, 1951?
Operation of the pilot plant fractional distillation column, 1951?
Laboratory, 1938
Laboratory, 1938
Laboratory cupboard, 1938
Laboratory cupboard, 1938
Fisher Scientific instrument, agricultural by-products lab, 1938
Fisher Scientific instrument, agricultural by-products lab, 1938
Filtering operation for extracting oil from seeds, Oil extraction plant
Filtering operation for extracting oil from seeds, Oil extraction plant
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