12mo. Cloth. Illustrated.

Price per volume, 45 cents

THE JOHN C. WINSTON CO., Publishers
WINSTON BUILDING PHILADELPHIA


THE NORTH POLE SERIES

By Prof. Edwin J. Houston


Dr. Houston has spent a lifetime in teaching boys the principles of physical and scientific phenomena and knows how to talk and write for them in a way that is most attractive. In the reading of these stories the most accurate scientific information will be absorbed.

HANDSOMELY BOUND