1. Geologic map of the Greenfield quadrangle, Massachusetts : bedrock geology Yale Public content 1952. 2018-02-09T20:18:00Z. 2018-02-09T20:18:00Z. Willard, Max Emery, 1914-. Dept. of the Interior, U.S. Geological Survey. English. cartographic image. Public. Massachusetts, Franklin County, U.S., and Franklin County.