01001cam a22002411 4500 gs 36000058 DLC 20260227111340.0 780508s1936 xx 000 0 eng c gs 36000058 (OCoLC)3876550 Library, U.S. Geological Survey OT TxU DLC premarc QE105 .A16 no. 63 Voskuil, Walter Henry, 1892- The competitive position of Illinois coal in the Illinois coal market area [by] Walter H. Voskuil. Urbana, Ill., Printed by authority of the state of Illinois, 1936. 112 p. incl. tables, diagrs. 3 fold. maps (in pocket) 25 cm. Illinois. State geological survey. Bulletin no. 63 At head of title: State of Illinois ... Department of registration and education. Division of the State geological survey. Coal trade Illinois. Bulletin (Illinois State Geological Survey) ; no. 63. 27246 27246