||Record of assignment of patents, vol. A 1860-1880
||Winneshiek County (Iowa). County recorder
||Genealogical Society of Utah
||Salt Lake City, Utah
|Winneshiek County (Iowa). County recorder. Record of assignment of patents, vol. A 1860-1880. (Salt Lake City, Utah: Genealogical Society of Utah, 1979).|
May be ordered through the nearest Family History Center.
FHL film numbers