United States National Register of Historic Places |
Search  |
Iowa - Area of significance: Invention
| Louden Whirl-Around |
| "Nebergall ""Knoll Crest"" Round Barn" |
| Osborne, Edmund B., House |
| Sheaffer, Walter A., House |
| Vermeer, Gary J. and Matilda, Farmstead |
Data from United States Park Service and Wikidata