Found 2 places
Latitude: 41.1328 (41°7′58″N), Longitude: -101.7255 (101°43′32″W)
Site: nebraskahistory.org/publish/markers/texts/boot_hil
Latitude: 41.133 (41°7′59″N), Longitude: -101.721 (101°43′16″W)
Site: nebraskahistory.org/publish/markers/texts/cowboy_c