The “Sleuth” scents a mystery! He “follows his nose.” The plot thickens! He makes deductions. There are surprises for the reader—and for the “Sleuth,” as well.

NEW BOYS AT OAKDALE.

A new element creeps into Oakdale with another year’s registration of students. The old and the new standards of conduct in and out of school meet, battle, and cause sweeping changes in the lives of several of the boys.

Any volume sent postpaid upon receipt of price.
HURST & COMPANY — Publishers — NEW YORK


FRANK ARMSTRONG SERIES
Twentieth Century Athletic Stories
By MATHEW M. COLTON.
Cloth Bound. Illustrated. Price, 60c. per vol., postpaid

FRANK ARMSTRONG’S VACATION.

How Frank’s summer experience with his boy friends make him into a sturdy young athlete through swimming, boating, and baseball contests, and a tramp through the Everglades, is the subject of this splendid story.

FRANK ARMSTRONG AT QUEENS.