TY - BOOK CN - TN295 CN - TN295 CY - [Washington, D.C.] DA - [1981] ID - 40450 KW - Mining engineering KW - Human engineering PB - U.S. Dept. of the Interior, Bureau of Mines, PP - [Washington, D.C.] PY - [1981] T1 - Ergonomics-human factors in mining ;proceedings, Bureau of Mines Technology Transfer Seminars, Pittsburgh, Pa., December 3, 1981, St. Louis, Mo., December 10, 1981, and Denver, Colo., December 15, 1981 / TI - Ergonomics-human factors in mining ;proceedings, Bureau of Mines Technology Transfer Seminars, Pittsburgh, Pa., December 3, 1981, St. Louis, Mo., December 10, 1981, and Denver, Colo., December 15, 1981 / VL - 8866 ER -