| Reference | {Deposit:: DENNIS, J.G., 1956, THE GEOLOGY OF THE LYNDONVILLE AREA, VERMONT: UGS BULLETIN NO. 8, PP. 84-88, PLATE 1.}{Deposit:: SHEFFIELD TOWN CLERK, 1985, PERSONAL COMMUNICATION.}{Deposit:: Dennis, J.G., 1956, The Geology Of The Lyndonville Area, Vermont: Vermont Geological Survey Bulletin 8, 98 P.Dennis, J.G., 1956, The Geology Of The Lyndonville Area, Vermont: Vermont Geological Survey Bulletin 8, 98 P.} |