TY  - BOOK
AU  - Winchester,Dean E.
AU  - Hares,Charles Joseph
AU  - Lloyd,Edwin Russell
AU  - Parks,E.M.
TI  - The lignite field of northwestern South Dakota
AV  - QE75 .B9 no. 627
PY  - 1916///
PB  - Govt. Print. Off.
KW  - Lignite
KW  - South Dakota
N1  - Bibliography: p. 164-165
ER  -