RANKIN, D. W. The Matagamon sandstone : a new Devonian formation in North-Central Maine / by D. W. Rankin. -- Washington : United States Government Printing Office, 1965 - 9 p. -- (Geological Survey Bulletin ; 1194-F). Subjects--Topical Terms: DevónicoEstratigrafíaMaine Universal Decimal Class. No.: 551.734(741)