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.
Produced for the State University of Iowa Fine Arts Festival held in July 1939. Features 14 original Grant Wood works on display in the main lounge of the Iowa Union, including Birthplace of herbert Hoover and American Gothic, as well as two…