1. Photogeologic map of the Norwood-1 quadrangle, Montrose and Ouray Counties, Colorado [cartographic material] Yale Public content 1959. 2012-09-05T19:07:21Z. 2013-03-18T22:16:33Z. Marshall, C. H. U.S. Geological Survey. English. Public. Colorado, Montrose County, Ouray County, and U.S.