Tanar of Pellucidar (Pellucidar, #3)

Tanar of Pellucidar is a novel by American writer Edgar Rice Burroughs, the third in his series set in the interior world of Pellucidar. It first appeared as a six-part serial in The Blue Book Magazine from March–August 1929. It was first published in book form in hardcover by Metropolitan Books in May 1930.