From the record
“Phelps Mill is a flour mill in Otter Tail County, Minnesota, United States, on the Otter Tail River. The mill was built in 1888-1889 by William E.”
Wikipedia article Phelps Mill, CC BY-SA 4.0.
One of 27 National Register listings published here for Otter Tail County · listed in 1975 · category: Building.
Sources: the Wikipedia article · the case file at the National Archives · the National Register database, National Park Service
