A story of a party of typical American lads, courageous, alert, and athletic, who spend a summer camping on an island off the Maine coast.

THE RIVAL CAMPERS AFLOAT: Or, The Prize Yacht Viking. By Ruel Perley Smith.

Square 12mo, cloth decorative, illustrated $1.50

This book is a continuation of the adventures of "The Rival Campers" on their prize yacht Viking.

THE RIVAL CAMPERS ASHORE
By Ruel Perley Smith.

Square 12mo, cloth decorative, illustrated $1.50

"As interesting ashore as when afloat."—The Interior.

JACK HARVEY'S ADVENTURES: Or, The Rival Campers Among the Oyster Pirates. By Ruel Perley Smith.

Illustrated $1.50

"Just the type of book which is most popular with lads who are in their early teens."—The Philadelphia Item.