From the record
“The Doniphan County Courthouse Square Historic District in Troy, Kansas is a 4.6 acres (1.9 ha) historic district which was listed on the National Register of Historic Places in 2002. The district included 17 contributing buildings and one contributing site.”
Wikipedia article Doniphan County Courthouse Square Historic District, CC BY-SA 4.0.
One of 35 National Register listings published here for Doniphan County · listed in 2002 · category: District.
Sources: the Wikipedia article · the National Register database, National Park Service

