Title
On the Traps of the Mesozoic Sandstone in York and Adams Counties, Pennsylvania
By
Frazer, Persifor, 1844-1909
Original Publication
Proceedings of the American Philosophical Society held at Philadelphia for promoting useful knowledge
Published by
Philadelphia, American Philosophical Society,
Identifiers
BioStor:
https://biostor.org/reference/202683
JSTOR:
981869