8156
Open
Nikolas Crosato
San Ysidro Quadrangle.
Courtesy of Chapman ,Griswold, Wood
Please use citation included with item.
G21AP10434 USGS NGGDPP
Chapman, Griswold, Wood
Geology, Mining
Geologist, Map, Mine, Mountain, Topography
Research Notes
Geologic, Topographic, Sketch - with scale