Chemistry and human affairs, by William E. Price and George H. Bruce. Price, William Evans, 1902- Bruce, George Howard, joint author. Chemistry. QD33 .P92 540 PRC Table on lining-paper. "Suggestions for outside reading" at end of each unit. Yonkers-on-Hudson, N.Y., World book company [1946] [1946] 1946 Text xii, 788 p. eng