Analyses of Illinois coals
By: by Gilbert H. Cady
Series: Illinois State Geological Survey. Bulletin -- no. 62 supp; Bulletin (Illinois State Geological Survey) -- no. 62 supp.
Published: 1948
Place of publication: Urbana
Language: eng
Number of pages: 77
Subjects: Coal; Analysis; Coal mines and mining
Notes: "Analyses of face samples of Illinois coals made since 1935 with additions to and revisions of data in Bulletin 62 and revised mine and county averages."