U.S. Dept. of the Interior, National Park Service, Natural Resource Program Center, Natural Resource Information Division,
Conference on Fossil Resources in the National Park Service (4th : 1994 : Colorado Springs, Colo.)
Conference on Fossil Resources in the National Park Service (4th : 1994 : Colorado Springs, Colo.)
Johnston, Margaret K.
McChristal, James.
Natural Resource Program Center (U.S.). Natural Resource Information Division.
Partners in Paleontology Proceedings of the Fourth Conference on Fossil Resources, October 31 - November 4, 1994, Colorado Springs, Colorado
Partners in Paleontology Proceedings of the Fourth Conference on Fossil Resources, October 31 - November 4, 1994, Colorado Springs, Colorado
Conference on Fossil Resources in the National Park Service (4th : 1994 : Colorado Springs, Colo.)