English
Eight lectures delivered at the Lowell institute, published in six papers in the Century magazine.--cf. Pref · I. The genesis of a world.--II. The evolution of life.--III. The sun dominant.--IV. Mars and the future of the Earth.--V. The canals and oases of Mars.--VI. Proofs of life on Mars.--Notes · xix p., 1 l., 288 p. 24 cm
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