From the record
“The Lake of the Woods Ranger Station is a United States Forest Service compound consisting of eight buildings overlooking Lake of the Woods in the Fremont-Winema National Forests of southern Oregon. All of the ranger station structures were built by the Civilian Conservation Corps between 1937 and 1939.”
Wikipedia article Lake of the Woods Ranger Station, CC BY-SA 4.0.
One of 28 National Register listings published here for Klamath County · listed in 1986 · category: Building.
Sources: the Wikipedia article · the case file at the National Archives · the National Register database, National Park Service