Slacking properties of South Dakota coals,
Searight, Walter Vernon, 1896-
Slacking properties of South Dakota coals, by W. V. Searight. - Vermillion, S.D., University of South Dakota, 1932. - 2 p. l., 14 numb. l. incl. diagrs. 28 cm. - South Dakota. State Geologist. Report of investigations, no. 12 . - Report of investigations (South Dakota Geological Survey) ; no. 12. .
At head of title: South Dakota geological and natural history survey, E. P. Rothrock, state geologist. Mimeographed.
gs 32000197
Coal--South Dakota.
TP326.U6 / S875
Slacking properties of South Dakota coals, by W. V. Searight. - Vermillion, S.D., University of South Dakota, 1932. - 2 p. l., 14 numb. l. incl. diagrs. 28 cm. - South Dakota. State Geologist. Report of investigations, no. 12 . - Report of investigations (South Dakota Geological Survey) ; no. 12. .
At head of title: South Dakota geological and natural history survey, E. P. Rothrock, state geologist. Mimeographed.
gs 32000197
Coal--South Dakota.
TP326.U6 / S875