Cliff Dwellings of the Sierra Ancha - Tonto National Forest, Arizona (1991-1992) 

13th Century Native American stone ruins in the Sierra Ancha Wilderness, Arizona believed to have been built around 1290.  Stabilization report addressing six sites along the east slopes of the Sierra Ancha mountains in east-central Arizona.  Stone walls, mud mortar, timber beams & earthen roofs.  

Clients: Statistical Research & U.S. Forest Service