Note 229 — EARLY DEVELOPMENT OF THE NATIONAL MONUMENT
Reading edition
James D. Rump, “A Geological and Paleontological Appraisal of the Badlands National Monument,” September 15, 1954, p. 1.
Reading edition
James D. Rump, “A Geological and Paleontological Appraisal of the Badlands National Monument,” September 15, 1954, p. 1.