20250507 07424900 1.0 TRUE USGS_OF_81_107_1 Preliminary geologic maps showing Cenozoic deposits of the Snelling and Merced Falls quadrangles, Merced and Stanislaus Counties, California Marchand, D.E. : U.S. Geological Survey OF-81-107, scale 1:24,000. http://ngmdb.usgs.gov/Prodesc/proddesc_11879.htm