Iowa Heritage Digital Collections
State Library of Iowa

Browse Items (132 total)

Researcher with hydraulic press, 1980
Researcher with balance scale, 1980.
Individuals imputing on early computers, 1980
Researcher using pipette, 1978
Researcher performing experiment, 1978
Young researcher in laboratory, 1978
Researcher with large piece of equipment, 1978
Researcher adjusts wall mounted equipment, 1978
Researcher with two stage regulator, 1978.
Researchers in respiration masks, 1978
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