Author:

Kosanke,R.M.

Year:

1988

Title:

Palynological studies of Middle Pennsylvanian Coal Beds of the proposed Pennsylvania system stratotype in West Virginia

Reference:

Kosanke,R.M. (1988) Palynological studies of Middle Pennsylvanian Coal Beds of the proposed Pennsylvania system stratotype in West Virginia United States Geological Survey, Professional Paper # 1455 P. 1- 73

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