AGE OF STRATA REFERRED TO THE ELLENSBURG FORMATION IN THE WHITE BLUFFS OF THE COLUMBIA RIVER. Bull. of the Dept. of Geology Univ. of California
Merriam, John C. and John P. Buwalda
Berkeley: UC Press, 1917, pp 255-266 Wraps, very good (Item ID: 1716)
$17.50
