TY - RPRT TI - Preliminary report on the geology of San Nicolas Island, California AU - J. G. Vedder AU - J.E. Schoelhamer AU - M.C. Israelsky PY - 1956 DO - 10.3133/ofr56126 UR - https://pubs.usgs.gov/publication/ofr56126 ID - ofr56126 ER -