From the record
“The Greene County Courthouse, located in Jefferson, Iowa, United States, was built in 1918. It was individually listed on the National Register of Historic Places in 1978 as a part of the County Courthouses in Iowa Thematic Resource.”
Wikipedia article Greene County Courthouse (Iowa), CC BY-SA 4.0.
One of 16 National Register listings published here for Greene County · listed in 1978 · category: Building.
Sources: the Wikipedia article · the case file at the National Archives · the National Register database, National Park Service


