Historical Marker
Wohn Haus
Historical marker location:
4530 220th Trail, Amana, Iowa
( Marker is on 220th Trail west of 46th Avenue, on the left when traveling west.)
The first electronic digital computer was built at Iowa State University in the 1930s. The machine, called the Atanasoff-Berry Computer, was invented by John Atanasoff and his graduate student, Clifford Berry.