Vol. 238, Issue 9, 1940September 01, 1940 EDT
A Cambrian Slide Breccia, Grand Canyon, Arizona
A Cambrian Slide Breccia, Grand Canyon, Arizona
Robert Phillip Sharp,
Sharp, R. P. (1940). A Cambrian slide breccia, Grand Canyon, Arizona. American Journal of Science, 238(9), 668–672. https://doi.org/10.2475/ajs.238.9.668