At the center of the photograph is a brick structure enclosed by a metal frame on wheels. The man on the left is operating a switch and there are pipes leading from the structure into two oil drums on the right.
Professor W.E. Loomis is conducting a class in plant physiology. Students study the green leaf pigments which are responsible for the food production of the world.
Framed by the columns in the second floor lobby, a student consults a librarian at the Card Catalog Information Desk, while many students use the card catalogs in the background.
Alpha Gamma Delta, Rho Chapter's lawn display, first place winner in the sorority division, shows a buffalo being dragged by an Iowa State football player. Another player is seated at the opening of a tepee and two other players are sitting on the…