North American Database of Archaeological Geophysics
North American Database of Archaeological Geophysics
Graphic/Image:
Project Name: Petaluma Adobe State Historic Park (CA-Son-2294/H), CA;
Reference: Silliman, S.W., Farnsworth, P., and K.G. Lightfoot (2000). Magnetometer Prospecting in Historical Archaeology: Evaluating Survey Options at a 19th-Century Rancho Site in California. Historical Archaeology 34(2):89-109. (used with permission).
Silliman, S.W. (2000). Colonial Worlds, Indigenous Practices: The Archaeology of Labor on a 19th-Century California Rancho. Ph.D. Disseration, University of California-Berkeley.
Results of the alkali-vapor gradiometer survey at Petaluma Adobe State Historic Park. The broken-line rectangle represents the area used for comparisons between instruments. The solid outlines mark the locations of trench and block excavations conducted during the summers of 1997 and 1998.