2566 190th Ave., Calamus, Iowa. County/parish: Clinton.
Added to the National Register of Historic Places August 15, 2000. NRIS 00000923.
1 contributing building.
The George Johnson House is an historic building located near Calamus, Iowa, United States. It was listed on the National Register of Historic Places in 2000.
(read more...)National Park Service documentation: https://catalog.archives.gov/id/75336266