P-ISSN 0002-9599
E-ISSN 1945-452X
Vol. s3-7, Issue 42, 1874June 01, 1874 EDT
On the Age of the Lignitic Formations of the Rocky Mountains
On the Age of the Lignitic Formations of the Rocky Mountains
Leo Lesquereux,
Lesquereux, L. (1874). On the age of the lignitic formations of the Rocky Mountains. American Journal of Science, s3-7(42), 546–557. https://doi.org/10.2475/ajs.s3-7.42.546