From the record
“The Jicarilla Apache Historic District in Dulce, New Mexico is an 11.9 acres (4.8 ha) historic district which was listed on the National Register of Historic Places in 1984.”
Wikipedia article Jicarilla Apache Historic District, CC BY-SA 4.0.
One of 46 National Register listings published here for Rio Arriba County · listed in 1984 · category: District.
Sources: the Wikipedia article · the case file at the National Archives · the National Register database, National Park Service