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Investigations of the Origins and Metamorphic History of Pre-Cambrian Gneisses Downingtown 7.5 Minute Quadrangle, Southeastern Pennsylvania
Investigations of the Origins and Metamorphic History of Pre-Cambrian Gneisses Downingtown 7.5 Minute Quadrangle, Southeastern Pennsylvania
Investigations of the Origins and Metamorphic History of Pre-Cambrian Gneisses Downingtown 7.5 Minute Quadrangle, Southeastern Pennsylvania
Crystalline Rocks of the Wagontown 7.5 Minute Quadrangle
Crystalline Rocks of the Wagontown 7.5 Minute Quadrangle
Valley Forge 75 Minute Quadrangle, Research Map
Valley Forge 75 Minute Quadrangle, Research Map
A Field Study in the Relationship of Baltimore Gneiss, Cockeysville Marble and Wissahickon Schist in the Vicinity of Marshallton, Pennsylvania
Igneous and Metamorphic Petrology of the Honey Brook Uplands in the Elverson, Pottstown and Phoenixville 7.5 Quadrangles, Southeastern Pennsylvania
A Field Study in the Relationship of Baltimore Gneiss, Cockeysville Marble and Wissahickon Schist in the Vicinity of Marshallton, Pennsylvania
A Field Study in the Relationship of Baltimore Gneiss, Cockeysville Marble and Wissahickon Schist in the Vicinity of Marshallton, Pennsylvania
A Field Study in the Relationship of Baltimore Gneiss, Cockeysville Marble and Wissahickon Schist in the Vicinity of Marshallton, Pennsylvania
A Field Study in the Relationship of Baltimore Gneiss, Cockeysville Marble and Wissahickon Schist in the Vicinity of Marshallton, Pennsylvania
Crystalline Rocks of the Honey Brook 7.5 Minute Quadrangle, Southeastern Pennsylvania
Wissahickon Formation in Southeastern Chester County, Pennsylvania
Igneous and Metamorphic Petrology of the Honey Brook Uplands in the Elverson, Pottstown and Phoenixville 7.5' Quadrangles, Southeastern Pennsylvania
The Structure of the Glenarm Supergroup in Chester County, Pennsylvania
The Structure of the Glenarm Supergroup in Chester County, Pennsylvania
Amphibolites in the Wissahickon Formation of Southeastern Pennsylvania and Northern Delaware showing areal geology, metamorphic zones, and thin section locations
The Petrology of the Honeybrook Anorthosite, Chester County, Pennsylvania

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