From the record
“The 3R Landmark School Museum is located in a former two-story schoolhouse in Lonsdale, Minnesota. The museum run by the 3R Landmark Corporation opened in 1986 and features museum exhibits on local history while the second floor is preserved as an original classroom from when the building served as a public school for Independent School District #76 from 1908 to 1948.”
Wikipedia article 3R Landmark School Museum, CC BY-SA 4.0.
One of 76 National Register listings published here for Rice County · listed in 1979 · category: Building.
Sources: the Wikipedia article · the case file at the National Archives · the National Register database, National Park Service



