From the record
“The High Point-Half Moon Bluff Historic District, on Cumberland Island near St. Marys, Georgia, United States, is a historic district that was listed on the National Register of Historic Places in 1978.”
Wikipedia article High Point-Half Moon Bluff Historic District, CC BY-SA 4.0.
One of 12 National Register listings published here for Camden County · listed in 1978 · category: District.
Sources: the Wikipedia article · the case file at the National Archives · the National Register database, National Park Service

