Is Mars habitable? A critical examination of Professor Percival Lowell's book "Mars and its canals," with an alternative explanation — MR. PERCIVAL LOWELL'S DISCOVERIES AND THEORIES.

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Is Mars habitable? A critical examination of Professor Percival Lowell's book "Mars and its canals," with an alternative explanation MR. PERCIVAL LOWELL'S DISCOVERIES AND THEORIES. · ch 11/19

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