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Douglass, AE. 1907. Boating Down The Colorado. University Of Arizona Monthly 8 (No. 1). University Of Arizona Monthly.
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Douglass, AE. 1907. The Illusions Of Vision And The Canals Of Mars. Popular Science Monthly. Popular Science Monthly.
PDF icon Douglass, AE_The Illusions of Vision and the Canals of Mars_1907.pdf (11.87 MB)
Douglass, AE. 1907. Is Mars Inhabited?. The Harvard Illustrated Magazine Vol. VIII (No. 6). The Harvard Illustrated Magazine.
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Douglass, AE. 1912. Where-When Did Masonry Originate. Arizona Daily Star. Arizona Daily Star.
Douglass, AE. 1918. The Steward Observatory Of The University Of Arizona. Publications Of The Astronomical Society (No. 178). Publications Of The Astronomical Society.
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Douglass, AE. 1919. An Automatic Optical Photograph, Abstract. Publications Of The Astronomical Society Of The Pacific. Publications Of The Astronomical Society Of The Pacific.
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