Colorado National Monument

Baars, D., 1998, The mind-boggling scenario of the Colorado National Monument—a visitor’s introduction: Grand Junction, Colorado, Canyon Publishers Ltd., 14 p.

Scott, R. B., Harding, A. E., Hood, W. C., Cole, R. D., Livaccari, R. F., Johnson, J. B., Shroba, R. R., and Dickerson, R. P., 2001, Geologic Map of Colorado National Monument and Adjacent Areas, Mesa County, Colorado: U.S. Geological Survey Geologic Investigations Series I-2740: 40 p.; map, scale 1:24,000: http://pubs.usgs.gov/imap/i-2740/

NPS, 2005, Park geology: National Park Service, Geology Field Notes, Colorado National Monument, Colorado. Available on-line at: http://www.nature.nps.gov/geology/parks/colm/.

NPS, 2006, Colorado National Monument: National Park Service, Natural Resource Program Center, Geologic Resource Evaluation Report Natural Resource Report NPS/NRPC/GRD/NRR—2006/007, 39 p. http://www.nature.nps.gov/geology/inventory/publications/reports/colm_gre_rpt_print_body.pdf.

NPS, 2010, John Otto, One Man's Vision: National Park Service, Colorado National Monument website. Available on-line at: http://www.nps.gov/colm/historyculture/john-otto.htm.