The first rule of holes: when you're in one, stop digging. Molly Ivins

By 1939, 20 years after its first radio voice transmissions, the State University of Iowa (now U of I) had already established itself as a pioneer in scheduled television broadcasting.

Special thanks to David McCartney for the Iowa Digital Library project on this topic that he headed up.

http://digital.lib.uiowa.edu/cdm/search/collection/w9xk