Vol. s4-2, Issue 9, 1896September 01, 1896 EDT
The Bethany Limestone of the Western Interior Coal Fields
The Bethany Limestone of the Western Interior Coal Fields
Charles Rollin Keyes,
Keyes, C. R. (1896). The Bethany Limestone of the Western Interior Coal Fields. American Journal of Science, s4-2(9), 221–225. https://doi.org/10.2475/ajs.s4-2.9.221