TARZAN THE INVINCIBLE. Tarzana, California: Edgar Rice Burroughs, Inc. Publishers, . Octavo, pp. [1-4] 5  7-318 [319: ads] [320: blank], inserted frontispiece with illustration by Studley O. Burroughs, original blue cloth, front and spine panels stamped in orange. First edition. Fifteenth Tarzan book (sixteenth if THE ETERNAL LOVER is counted) and the first book to be published by Burroughs's publishing company. Bleiler, Science-Fiction: The Early Years 329. Bleiler (1978), p. 36. Reginald 02332. Heins TL-1. Two bumps to cloth at edges of front cover, small scuff to front cover, a very good copy in very good pictorial dust jacket with light wear and shallow loss at spine ends and corners. (#148422).
No statement of printing on copyright page.