Dave Fearless after a sunken treasure

THE RIVAL OCEAN DIVERS
ROY ROCKWOOD
Author of Dave Fearless on a Floating Island, , etc.
ILLUSTRATED
NEW YORK GEORGE SULLY & COMPANY PUBLISHERS
BOOKS FOR BOYS
ROY ROCKWOOD
DAVE FEARLESS AFTER A SUNKEN TREASURE DAVE FEARLESS ON A FLOATING ISLAND DAVE FEARLESS AND THE CAVE OF MYSTERY
Copyright 1918 BY GEORGE SULLY & COMPANY
PRINTED IN U. S. A.