Vol. s3-47, Issue 277, 1894January 01, 1894 EDT
Notes on the Cambrian Rocks of Pennsylvania From the Susquehanna to the Delaware
Notes on the Cambrian Rocks of Pennsylvania From the Susquehanna to the Delaware
Charles Doolittle Walcott,
Walcott, C. D. (1894). Notes on the Cambrian rocks of Pennsylvania from the Susquehanna to the Delaware. American Journal of Science, s3-47(277), 37–41. https://doi.org/10.2475/ajs.s3-47.277.37