Manuscript Collection 12 contains the papers of Professor Clinton V. MacCoy, professor of Ecology at Wheaton College. The collection contains materials ranging in date from 1925-1965, comprising the length of his teaching career at Massachusetts State College (Now UMass Amherst) and Wheaton College. The collection, arranged into three series within four boxes, is comprised of bibliographies, guidebooks, handbooks, research notes, and limericks relating to field research which MacCoy himself composed.