Clark, George L. 1892- The Encyclopedia of chemistry. secend edition / Editor-in-chief, George L. Clark; managing editor, Gessner G. Hawley; advisory editor, William A. Hamor. - Reinhold Pub. Corp. [1957] - xvi, 1144 p. inex, illus. LCCN: 57007142 //r59 Subjects--Topical Terms: Chemistry--Dictionaries. Universal Decimal Class. No.: 54(038)