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← [031-050] Subsurface Stratigraphy of Pennsylvanian Formations Associated with Coal No. 6 in the Region of Centralia, Illinois
[031-052] The Use of the Conventional Saw-Tooth Oscillator to Generate Steep Wave Front Impulses →

[031-051] Coal Balls as an Index to the Constitution of Coal

Posted on October 28, 2022 by ISAS Editor

Coal Balls as an Index to the Constitution of Coal

Author, Schopf, James M.

031-51-printDownload
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← [031-050] Subsurface Stratigraphy of Pennsylvanian Formations Associated with Coal No. 6 in the Region of Centralia, Illinois
[031-052] The Use of the Conventional Saw-Tooth Oscillator to Generate Steep Wave Front Impulses →
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