A chemistry lecture class being conducted in the stadium lecture hall within the Chemistry Building (now Gilman Hall). A lecturer stands behind a long demonstration counter at the front of the class. This photographic view is from the left side of…
An experiment in micro chemistry, Chemistry 102, in the spring of 1939. The close up photograph shows a hand holding tweezers which in turn hold a small chemical boat as it is about to be inserted into a small electrified chamber. A voltage meter and…
A chemistry student at work in a laboratory. Dressed in a white lab coat, the student is standing before a distillation apparatus with a wall of reagents on shelves behind the 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…
Frank Janssen, a graduate student in chemistry, with a Craig Liquid Extraction Apparatus. This apparatus, invented by Dr. Lyman Craig, an Iowa State alumnus, was widely used for separating medicinal and other biologically important materials. It…
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…
A female student in a white lab coat using a Worburg apparatus. The Worburg apparatus was widely used in biochemical and biological research for measuring rates of reaction in which gases are involved. The student is noting readings in a lab record…
A technician hand-making a piece of laboratory glassware with a torch for heat. Holding a piece of glass rod stock in the torch with one hand, the technician is modifying the glass tube by touching it with a glass rod in the flame. Glass lab ware…
Two technicians in the glass lab of the Chemistry Department. One technician is working with a torch and tubes of glass at a worktable, on which are a lighter, glass tubes, rubber stoppers and various tools.The other technician is standing in the…
Professor F. E. Brown observing a chemistry student in the lab. The student is using a dropper to add liquid to a test tube. Three other students are working in the background.
