Iowa State University; Dept. of Chemical and Biological Engineering; Agricultural wastes
This illustration diagrams the destructive distillation of wastes by (Cline) Continuous-Feed Process, Agricultural By-Products Laboratory, Ames, Iowa, September 13, 1934
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.
Mary B. Welch, Instructor, Domestic Economy, Iowa State College of Agriculture and Mechanic Arts, Ames, Iowa. Other contributors are also professors from Iowa State College including Professor of Pathology and Histology Dr. D. S. Fairchild;...
The History of Dubuque County, Iowa, Containing a History of the County, its Cities, Towns, &
Biographical Sketches of Citizens, War Record of its Volunteers in the late Rebellion, General and Local Statistics, Portraits of Early Settlers and...