The Hardy Boys; The Secret of the caves by Franklin W. Dixon, HB with DJ1929, 210 pp. $5.00
Later ed, 1964, HB, 175 pp. $2.00
SpeleobooksP.O. Box 10 Schoharie, NY 12157Phone: 518 295 7978speleobooks@speleobooks.com
 "The Hardy Boys; The Secret of the caves")
