The secret of Pirates' Hill /
Dixon, Franklin W.
The secret of Pirates' Hill / by Franklin W. Dixon - New York : Grosset & Dunlap, [c1972] - 17p. : ill. ; 20cm. - 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
044808936X (hbk.) :
Detective and mystery stories
English fiction
F DIX
The secret of Pirates' Hill / by Franklin W. Dixon - New York : Grosset & Dunlap, [c1972] - 17p. : ill. ; 20cm. - 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
044808936X (hbk.) :
Detective and mystery stories
English fiction
F DIX