P-ISSN 0002-9599
E-ISSN 1945-452X
Vol. s5-8, Issue 47, 1924November 01, 1924 EDT
Richmond Rocks of Iowa and Illinois
Richmond Rocks of Iowa and Illinois
Thomas Edmund Savage,
Savage, T. E. (1924). Richmond rocks of Iowa and Illinois. American Journal of Science, s5-8(47), 411–427. https://doi.org/10.2475/ajs.s5-8.47.411