Raamatud Raymond Siever
Sand and Sandstone
Paul E. Potter, Raymond Siever, F. J. Pettijohn
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Petrology and Sedimentation of Upper Chester Sandstones
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The Mississippian-Pennsylvanian Unconformity in Southern Illinois; Report of Investigations No. 152
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Petrology and Sedimentation of Upper Chester Sandstones; Report of Investigations No. 170
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Classification of the Pennsylvanian Rocks of Illinois as of 1956; Illinois State Geological Survey Circular 217
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Structure of Herrin (no. 6) Coal Bed in Marion and Fayette Counties and Adjacent Parts of Bond, Clinton, Montgomery, Clay, Effingham, Washington, Jefferson, and Wayne Counties
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