Is Mars habitable? A critical examination of Professor Percival Lowell's book "Mars and its canals," with an alternative explanationby Wallace, Alfred RusselRead nowAdd to libraryLanguage: en · 540 downloads on Project GutenbergLowell, Percival, 1855-1916. Mars and its canalsMars (Planet)QBIn: Category: Science - Earth/Agricultural/FarmingPublic-domain ebook sourced from Project Gutenberg #10855.