Dyes and dying; Paints; Pammel, L. H. (Louis Hermann), 1862-1931
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My dear Dr. Pammel:
Here are three small samples of what is considered very strange and very remarkable plant products.
All three are essentially the same, and when properly ground and mixed with linseed oil, driers etc. they become an...
A female technician in a white lab coat recording the results of an experiment in organic chemistry. She is monitoring an apparatus used to separate natural products from plant material. The instrument consists of large glass tubes, beakers, and...
Iowa State University; Dept. of Chemical and Biological Engineering;
A researcher is looking into a large drum. There is a wheel on top of the drum which is operated by a pulley. A second researcher is pouring a liquid into another machine. A third researcher with a notebook looks on.
VEISHEA; Student Activities; Horticulture; Iowa State University;
A VEISHEA Horticulture float. The float, built on a flat bed wagon, is a grape arbor in which are ferns and similar plant material. Three women are sitting behind the arbor. Margaret Hall is in the background.
Iowa State University; Dept. of Botany; Plant pathology
Botany Dept. members are gathered together on the occasion of a series of lectures on plant pathology delivered by Dr. Whetzel, Head of the Dept. of Plant Pathology, Cornell University. The members are front row (left to right): J.H. Standen, R.H....
Carver, George Washington, 1864?-1943; Budd, Lancaster Joseph, 1870-1940.
Budd family portrait with Joseph Lancaster Budd and Sarah Breed Budd with their children, Etta May and Allen Joseph. It was at Etta May Budd's urging that George Washington Carver transfer to Iowa State from Simpson College to study agriculture. ...