QUALITY OF SURFACE WATERS OF THE UNITED STATES 1961-PARTS.1 AND 2.NORTH ATLANTIC SLOPE BASINS AND SOUTH ATLANTIC SLOPE AND EASTERN GULF OF MEXICO BASINS.LOVE SK.1967; GEOL. SURV. U.S.A., WAT. SUPPLY PAPER; USA; 1967, NUM. 1881, P. 1 A 412Miscellaneous

QUALITY OF SURFACE WATERS OF THE UNITED STATES 1961.LOVE SK.1967; GEOL. SURV. U.S.A., WAT. SUPPLY PAPER; USA; 1967, NUM. 1884-7-8 , P. 1 A 590Miscellaneous

QUALITY OF SURFACE WATERS OF THE UNITED STATES 1960.LOVE SK.1968; GEOL. SURV. U.S.A., WAT. SUPPLY PAPER; USA; 1968, NUM. 1741-1-2 , P. 1 A 418Miscellaneous