From the record
“The John Shell Cabin, in Leslie County, Kentucky, located south of Chappell, Kentucky on Greasy Creek Road, was listed on the National Register of Historic Places in 1975.”
Wikipedia article John Shell Cabin, CC BY-SA 4.0.
One of 5 National Register listings published here for Leslie County · listed in 1975 · category: Building.
Sources: the Wikipedia article · the case file at the National Archives · the National Register database, National Park Service