TY - BOOK ID - 134522960 TI - A reconnaissance of the gypsum deposits of California AU - Hess, Frank Lee AU - Steiger, George AU - Geological Survey (U.S.) PY - 1910 PB - Washington, D.C. : Washington : Department of the Interior, United States Geological Survey, Government Printing Office. DB - UniCat KW - Gypsum. UR - https://www.unicat.be/uniCat?func=search&query=sysid:134522960 AB - ER -