From the record
“The Whitcomb Cabin is a historic 18-by-25-foot log cabin near Glenwood, Washington that was built in 1875. Whitcomb Cabin, it was listed on the National Register of Historic Places in 1975.”
Wikipedia article Whitcomb Cabin, CC BY-SA 4.0.
One of 9 National Register listings published here for Klickitat County · listed in 1975 · category: Building.
Sources: the Wikipedia article · the case file at the National Archives · the National Register database, National Park Service