Dixon, Franklin W.

The secret of Pirates' Hill / by Franklin W. Dixon. - New York : Grosset & Dunlap, [c1972] - 178 p. : ill. ; 20 cm. - His Hardy boys mystery stories, 36 .

Hired to locate an old Spanish cannon, the Hardy brothers uncover an even greater treasure after perilous underwater adventures.

ISBN: 044808936X

LCCN: 72077108

Subjects--Topical Terms:
Mystery and detective stories.

LC Class. No.: PZ7.D644 / Sck4

Dewey Class. No.: [Fic]