THEIR WINGED DESTINY BEING A TALE OF TWO PLANETS. London: Simpkin, Marshall, Hamilton, Kent & Co., Ltd., n.d. . Octavo, pp. [1-8]  2-240, inserted frontispiece with illustration by Mabel Spurrier, original blue cloth, front and spine panels stamped in black, pictorial paper onlay (reproducing the frontispiece) affixed to front cover. First edition. Unsigned inscription by Horner, "With the Author's Compliments," along upper margin of title page. Boys' adventure story in which "a spacecraft leaves earth (threatened with destruction by a dark star) to fly to Alpha Centaurus, passing an ultra-Neptunian planet with primitive life form identical to those on Venus before settling down on a world exactly like Earth, even down to individuals that the protagonists recognize. A companion volume to By Aeroplane to the Sun (1910), using the background of Venusian life already described in the earlier novel."- Locke, Voyages in Space 111. A second "cheap" edition of this novel was issued in 1913 as The World's Double. Clarke, Tale of the Future (1978), p. 41. Clute and Nicholls (eds), The Encyclopedia of Science Fiction, p. 585. Locke, A Spectrum of Fantasy, p. 117. Bleiler (1978), p. 103. Reginald 07409. Age-darkening to endpapers and text block (printed on cheap wood pulp paper stock), externally a bright, attractive copy. An uncommon book. (#148388).