Historical Marker
Methodist Chapel
Historical marker location:
Dubuque, Iowa
( Marker is at the intersection of Locust Street and Sixth Street, on the left when traveling north on Locust Street.)
Marker installed: 1978
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.