Coal losses in Illinois
By: by C.A. Allen. Illinois mining investigations. Printed by authority of the state of Illinois
Contributors: Illinois State Geological Survey; University of Illinois (Urbana-Champaign campus). Engineering Experiment Station; United States. Bureau of Mines
Series: Illinois. Coal mining investigations (Cooperative agreement) Bulletin 30
Published: 1925
Place of publication: Urbana, Ill
Language: eng
Number of pages: 36
Subjects: Coal mines and mining