From the record
“The Spear-O-Wigwam Ranch is a former dude ranch, now a campus of Sheridan College, Wyoming, the Spear-O-Wigwam Mountain Campus. It was listed on the National Register of Historic Places in 2016.”
Wikipedia article Spear-O-Wigwam Ranch, CC BY-SA 4.0.
One of 22 National Register listings published here for Johnson County · listed in 2016 · category: District.
Sources: the Wikipedia article · the National Register database, National Park Service