TY - BOOK ID - 135567576 TI - Analyses of rocks and minerals from the laboratory of the United States Geological Survey, 1914-36 AU - Wells, Roger Clark AU - Geological Survey (U.S.) PY - 1937 PB - [Washington, D.C.] : Washington : United States Department of the Interior, Geological Survey, United States Government Printing Office. DB - UniCat KW - Rocks KW - Ores KW - Analytical chemistry KW - Analysis. KW - Sampling and estimation. UR - https://www.unicat.be/uniCat?func=search&query=sysid:135567576 AB - ER -