London, T. Fisher Unwin, 1901. First Edition. First Impression. Lost Race, concerning an undersea people. In Blieler as Occult [p213], though Currey notes in his listing, as does Clute in the encyclopedia that it's Lost Race. Locke confirms this in Spectrum [p236]. Condition is very good with some soiling to the boards and a little mottling, pulled at front hinge, paper toned. [5934, Hyraxia Books].