From the record
“The Whitesburg Historic District, in Whitesburg in Letcher County, Kentucky, is an 82 acres (33 ha) historic district which was listed on the National Register of Historic Places in 2006. It included 86 contributing buildings, four contributing structures, and a contributing site.”
Wikipedia article Whitesburg Historic District, CC BY-SA 4.0.
One of 4 National Register listings published here for Letcher County · listed in 2006 · category: District.
Sources: the Wikipedia article · the case file at the National Archives · the National Register database, National Park Service