This stationary cooker installed in the Chemical Engineering Building was used to digest cornstalks for board production. The inscription on the cooker reads ""Max pressure 50 lb. per sq. in, 1-2-37."" Machine is part of project 158.
A group of large cylinders and tubs containing agricultural by-products are in the foreground. One of the cylinders is empty and waiting to be filled. There are towels hanging over the tubs and there is a large tank sitting on a table in the corner…
This illustration diagrams the destructive distillation of wastes by (Cline) Continuous-Feed Process, Agricultural By-Products Laboratory, Ames, Iowa, September 13, 1934
On the right side of the room are two large pieces of equipment. A group of coils are laying against one of the machines. Hoses are laying on the floor. Three wooden structures are in the background.
