TY  - BOOK
AU  - Voskuil,Walter Henry
TI  - The competitive position of Illinois coal in the Illinois coal market area
T2  - Illinois. State geological survey. Bulletin
AV  - QE105 .A16 no. 63
PY  - 1936///
CY  - Urbana, Ill.
PB  - Printed by authority of the state of Illinois
KW  - Coal trade
KW  - Illinois
N1  - At head of title: State of Illinois ... Department of registration and education. Division of the State geological survey
ER  -