New York: The Macaulay Company, [1926]. Octavo, pp. [i-iv] v-vi [7-8] 9-314 [315-318: blank], original pictorial orange cloth, front panel stamped in blue and black, spine panel stamped in black. First U.S. edition. First published in the UK in 1925 by T. Fisher Unwin. Oriental mystery novel with fantasy elements, concerning the theft of a sacred stone from an ancient temple in Borneo. "Hidden world ruled by a Chinese bandit prince, who holds an army of captives in groveling slavery. Torture and terror are his weapons" - jacket blurb. [Reference: Clareson, Science Fiction in America, 1870s-1930s 712. Bleiler (1978), p. 183. Reginald 13417. Hubin (1994), p. 755].