TY - BOOK AU - Fisher,Daniel Jerome TI - Preliminary report on some pegmatites of the Custer district, T2 - South Dakota Geological Survey. Report of investigations, AV - QE475 .F5 PY - 1942/// CY - Vermillion, S.D. PB - University of South Dakota KW - Pegmatites KW - Geology KW - South Dakota KW - Custer County KW - Mines and mineral resources N1 - At head of title: State of South Dakota, Harlan J. Bushfield, Governor. State Geological Survey, E. P. Rothrock, State Geologist; Reproduced from type-written copy; "Selected bibliography": p. 33-35 ER -