THE HARDY BOYS
THE HOUSEON THE CLIFF
By FRANKLIN W. DIXON
Author of
The Hardy Boys: The Tower Treasure
The Hardy Boys: The Secret of the Old Mill
ILLUSTRATED BY
Walter S. Rogers
NEW YORK
GROSSET & DUNLAP
PUBLISHERS
Made in the United States of America
GROSSET & DUNLAP, PUBLISHERS, NEW YORK
Copyright, 1927, by
GROSSET & DUNLAP
“WE’VE FOUND THE PASSAGE!” (Chapter XVII)