Map. US Geologic Survey base index map - Arizona. 1940 edition, reprinted in 1953. Not annotated with localities., 1940 Bookmark Collection Context Yale University -Yale Peabody Museum of Natural History Charles A. and June R. P. Ross Archives, 1953-2002Locality InformationMaps.
Map. USGS 15' geologic quadrangle [GQ-544] - Chediski Peak - Arizona. Scale 1:62500. Not annotated with localities., 1966 Bookmark Collection Context Yale University -Yale Peabody Museum of Natural History Charles A. and June R. P. Ross Archives, 1953-2002Locality InformationMaps.
Map. USGS 15' topographic quadrangle - Ackerman Canyon, Nevada. Scale 1:62500. Two copies annotated with localities PN-4096-F thru PN 4099-F., 1956 Bookmark Collection Context Yale University -Yale Peabody Museum of Natural History Charles A. and June R. P. Ross Archives, 1953-2002Locality InformationMaps.
Map. USGS 15' topographic quadrangle - Altuda, Texas. Scale 1:62500. 1923 edition, reprinted 1949. Annotated with localities [See Associations Tab]., 1949 Bookmark Collection Context Yale University -Yale Peabody Museum of Natural History Charles A. and June R. P. Ross Archives, 1953-2002Locality InformationMaps.
Map. USGS 15' topographic quadrangle - Altuda, Texas. Scale 1:62500. 1923 edition, reprinted 1949. Mounted on canvas. Not annotated with localities, but does contain some pencil marks [marking roads and possible position of a measured section?], 1949 Bookmark Collection Context Yale University -Yale Peabody Museum of Natural History Charles A. and June R. P. Ross Archives, 1953-2002Locality InformationMaps.
Map. USGS 15' topographic quadrangle - Antelope Peak - Arizona. Scale 1:62500 - Datum NAD27. Not annotated with localities., 1946 Bookmark Collection Context Yale University -Yale Peabody Museum of Natural History Charles A. and June R. P. Ross Archives, 1953-2002Locality InformationMaps.
Map. USGS 15' topographic quadrangle - Antelope Peak, Nevada. Scale 1:62500. Three copies annotated with localities, including PN-4028-F, PN-4062-OR and PN-4063-F through PN-4066-F., 1956 Bookmark Collection Context Yale University -Yale Peabody Museum of Natural History Charles A. and June R. P. Ross Archives, 1953-2002Locality InformationMaps.
Map. USGS 15' topographic quadrangle - Antler Peak, Nevada. Scale 1:62500. Two copies annotated with localities, including PN-4126 [bottom] thru PN-4132 [top] and PN-4034-F through PN-4037-F., 1940 Bookmark Collection Context Yale University -Yale Peabody Museum of Natural History Charles A. and June R. P. Ross Archives, 1953-2002Locality InformationMaps.
Map. USGS 15' topographic quadrangle - Ash Fork - Arizona. Scale 1:62500 - Datum NAD27. Not annotated with localities., 1947 Bookmark Collection Context Yale University -Yale Peabody Museum of Natural History Charles A. and June R. P. Ross Archives, 1953-2002Locality InformationMaps.
Map. USGS 15' topographic quadrangle - Bartine Ranch, Nevada. Scale 1:62500. Annotated with localities, including PN-4027-OR [60 S Sample]., 1956 Bookmark Collection Context Yale University -Yale Peabody Museum of Natural History Charles A. and June R. P. Ross Archives, 1953-2002Locality InformationMaps.