Historical Marker
City Hall
Historical marker location:
202 Main Street, La Porte City, Iowa
( Marker is on Main Street west of Commercial Street (U.S. 218), on the right when traveling west.)
La Porte City, Iowa.
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.