From the record
“Alibates Flint Quarries National Monument is a U.S. national monument in the state of Texas. For thousands of years, people came to the red bluffs above the Canadian River for flint, vital to their existence.”
Wikipedia article Alibates Flint Quarries National Monument, CC BY-SA 4.0.
One of 36 National Register listings published here for Potter County · listed in 1966 · category: District · built in 1965.
Sources: the Wikipedia article · the case file at the National Archives · the National Register database, National Park Service
