| Reference | {Deposit:: CARPENTER,III, P ALBERT, 1976, NC DEPT OF NAT & ECON RESOURC}{Deposit:: BULL 84, P. 145.}{Deposit:: BRYSON, HERMAN J, 1936, NC DEPT OF CONS & DEVEL BULL 38, P 9}{Deposit:: PARDEE, J T & PARK, JR., C F, 1948, USGS PROF PAPER 213, P.} |