TY - BOOK AU - Allen,John Eliot TI - The making of a mine AV - TN24.N6 A235 no. 41 PY - 1956/// CY - Socorro PB - State Bureau of Mines and Mineral Resources, New Mexico Institute of Mining and Technology KW - Mining engineering N1 - "Recommended reading": p. 7; Bound with Lexicon of New Mexico geologic names: part 1, precambrian and lower paleozoic, by Henry L. Jicha, Jr; Includes bibliography ER -