Chemistry; Animal Sciences; Iowa State University;
Technician Jane D. Morley giving an injection of casein into an ear vein of a rabbit in the small animal experimental laboratory in which feeding, injection and metabolism studies on guinea pigs and rabbits were conducted in connection with...
Iowa State University; Dept. of Chemical and Biological Engineering; Silage machinery
This is the Smalley Force Feed Ensilage and Fodder Cutter. Patent dates of Jan. 26, 1904, Aug. 9, 1910, and Nov. 12, 1912 are engraved on the top of the machine. Machine is part of project 158.
Iowa State University; University Library; Periodical Room
Students are studying in the south end of the Main Reading Room (currently called the Periodical Room) in the library. Some of the women have hats and coats on. Two library staff members are working at the desk.
Iowa State University; Dept. of Chemical and Biological Engineering; Soy oil
Researchers are working in the soybean oil extraction plant. The two researchers in the foreground are observing a third man who is working above. Two other researchers are working on equipment in the background.