BRUCE, GEORGE HOWARD.
High school chemistry. Illustrated with photos. & with drawings by Will H. Schanck. 2d revision.
BRUCE, GEORGE HOWARD. High school chemistry. Illustrated with photos. & with drawings by Will H. Schanck. 2d revision. © 8Apr38; A117694. Jacob E. Ridgway, Caleb S. Ridgway & John Bishop VI (E); 30Sep65; R369695.
Jacob E. Ridgway, Caleb S. Ridgway & John Bishop VI|E