1. Geologic map of the Brighton quadrangle, Utah [cartographic material] Yale Public content 1966. 2012-01-09T19:32:02Z. 2016-11-08T22:05:25Z. Baker, Arthur A. (Arthur Alan), 1897-1996. U.S. Geological Survey. English. Public. Utah, Summit County, Wasatch County, and Salt Lake County.