Add to ORKG"Contract 1-5-90132.""Final report to the Coal Research Board, Illinois Department of Energy and Natural Resources, through the Center for Research on Sulfur in Coal."October 1985."Includes bibliographical references (p. 18).Mode of access: Internet
"March 1992.""ILENR/CD-92/01."Includes bibliographical references.Mode of access: Internet
Part 2 is no. 484 in the Survey's Circular series.Cover title.Mode of access: Internet
At head of title: State of Illinois. Department of registration and education. Division of the State...
"October 1985.""Final report to the Coal Research Board, Illinois Department of Energy and Natural R...
"Contract 1-5-90067 through the Center for Research on Sulfur in Coal.""Final report to the Coal Res...
Table of contents p. title for second work: The chemical composition of Illinois coal."In cooperatio...
"Illinois coal mining investigations coöperative agreement. (This report was prepared under a coöpe...
At head of title: State of Illinois, Dept. of Registration and Education.Bibliography: p. 12.Mode of...
On cover: A compilation of the coal reports of Illinois, 1882-1930.Mode of access: Internet
At head of title: State of Illinois. Department of registration and education. Division of the State...
"Project no. 80.187.""December, 1980."Includes bibliographical references.Mode of access: Internet
At head of title: State of Illinois Dept. of Registration and Education.Bibliography: p. 18.Mode of ...
Contains letter of approval signed by department chair.Typescript.Thesis (M.S.)--University of Illin...
At head of title: State of Illinois. Department of Registration and Education. Division of the State...
At head of title: State of Illinois ... Department of registration and education.Bibliography: p. 75...
"March 1992.""ILENR/CD-92/01."Includes bibliographical references.Mode of access: Internet
Part 2 is no. 484 in the Survey's Circular series.Cover title.Mode of access: Internet
At head of title: State of Illinois. Department of registration and education. Division of the State...
"October 1985.""Final report to the Coal Research Board, Illinois Department of Energy and Natural R...
"Contract 1-5-90067 through the Center for Research on Sulfur in Coal.""Final report to the Coal Res...
Table of contents p. title for second work: The chemical composition of Illinois coal."In cooperatio...
"Illinois coal mining investigations coöperative agreement. (This report was prepared under a coöpe...
At head of title: State of Illinois, Dept. of Registration and Education.Bibliography: p. 12.Mode of...
On cover: A compilation of the coal reports of Illinois, 1882-1930.Mode of access: Internet
At head of title: State of Illinois. Department of registration and education. Division of the State...
"Project no. 80.187.""December, 1980."Includes bibliographical references.Mode of access: Internet
At head of title: State of Illinois Dept. of Registration and Education.Bibliography: p. 18.Mode of ...
Contains letter of approval signed by department chair.Typescript.Thesis (M.S.)--University of Illin...
At head of title: State of Illinois. Department of Registration and Education. Division of the State...
At head of title: State of Illinois ... Department of registration and education.Bibliography: p. 75...
"March 1992.""ILENR/CD-92/01."Includes bibliographical references.Mode of access: Internet
Part 2 is no. 484 in the Survey's Circular series.Cover title.Mode of access: Internet
At head of title: State of Illinois. Department of registration and education. Division of the State...