id author title date pages extension mime words sentences flesch summary cache txt 44270 Morse, Edward Sylvester Mars and Its Mystery .txt text/plain 40417 1783 62 Earth, a similar intelligence may also be marking the face of Mars. and discuss the nature of the markings of Mars as the astronomer. how the world would look from Mars; and if similar kinds of astronomers Lowell's work on Mars, though of a kind with Schiaparelli, is, in every Nineteenth Century," says: "The canals of Mars are an existent and sixty-three drawings of Mars in which a great many canals are shown, a book on Mars he has presented the results of his observations in so studies of an astronomer is the interpretation of the canals of Mars, of seeing, Sir Robert, in the same book, says: "Observers of Mars are canals in Mars and other surface markings of that planet in consequence the surface features of Mars by different observers do vary in respect various observers exist on the surface of Mars? Drawings of Mars by different observers, 98. ./cache/44270.txt ./txt/44270.txt