From the record
“Initial Point, on the boundary of Garvin County, Oklahoma and Murray County, Oklahoma, about 7.5 miles (12.1 km) west of Davis, Oklahoma, is a historic surveying initial point which was listed on the National Register of Historic Places in 1970.”
Wikipedia article Initial Point (Oklahoma), CC BY-SA 4.0.
One of 12 National Register listings published here for Garvin County · listed in 1970 · category: Object · built in 1870.
Sources: the Wikipedia article · the case file at the National Archives · the National Register database, National Park Service