New York: Grosset & Dunlap, 1930. St. John, J. Allen. Reprint. Hard Cover. Very Good / No Jacket. Item #2320405
Reprint. No jacket. Board corners and top edge of rear board bumped.
vii, 301 pp. Picking up cries for help from Pellucidar, Jason Gridley of Tarzana enlists Tarzan. Gridley and Lord Greystoke travel to the exotic and strange land within the Earth to save Pellucidar Emperor David Innes, captured by Korsar pirates. The savage realm has eternal noon and bizarre monsters.