The SciencesMarch 19, 1910
The New Canals of Mars
Recent Discoveries at Flagstaff.
Stories by Percival Lowell
The SciencesAugust 15, 1908
The Tores of Saturn
An Explanation of a Singular Phenomenon
The SciencesApril 18, 1908
The Habitability of Mars
A Reply to Dr. Alfred Russell Wallace
Space & PhysicsDecember 14, 1907
Saturn's Tores
The SciencesNovember 10, 1894
Mars
The Polar Snows
The SciencesOctober 20, 1894
Mars
The SciencesSeptember 8, 1894
Mars