The science of chemistry / by George W. Watt and Lewis F. Hatch. Watt, George W. (George Willard), 1911- Hatch, Lewis Frederic, 1912- joint author. Chemistry. QD31 .W33 540 WAS Includes "Collateral reading." New York : McGraw-Hill Book, 1949. 1949. 1949 Text viii, 567 p., [ 3 ] leaves of plats : eng