P-ISSN 0002-9599
E-ISSN 1945-452X
Vol. s3-44, Issue 264, 1892December 01, 1892 EDT
The Volcanic Rocks of South Mountain in Pennsylvania and Maryland
The Volcanic Rocks of South Mountain in Pennsylvania and Maryland
George Huntington Williams,
Williams, G. H. (1892). The volcanic rocks of South Mountain in Pennsylvania and Maryland. American Journal of Science, s3-44(264), 482–496. https://doi.org/10.2475/ajs.s3-44.264.482