Biblio
“Tree Growth And Climatic Cycles”. The Scientific Monthly. The Scientific Monthly.
. 1933. “The Illusions Of Vision And The Canals Of Mars”. Popular Science Monthly. Popular Science Monthly.
. 1907. 
“Is Mars Inhabited?”. The Harvard Illustrated Magazine Vol. VIII (No. 6). The Harvard Illustrated Magazine.
. 1907. 
. 1894.
Douglass, AE_Gegenschein Observations_1894.pdf (1.61 MB)

“The Significance Of Honor Societies ”. Phi Kappa Phi Journal VI (No. 9). Phi Kappa Phi Journal.
. 1926. 
. 1897.
Douglass, AE_An Ascent of Popocatepetl_1897.pdf (1.92 MB)

“Crossdating In Dendrochronology”. Journal Of Forestry 39. Journal Of Forestry.
. 1941. “Evidences Of Cycles In Tree Ring Records”. Proceedings Of The National Academy Of The Sciences. Proceedings Of The National Academy Of The Sciences.
. 1933. 
. 1896.
Douglas, AE_Projections on the Terminator of Mars and Martian Meteorology_1896.pdf (3.73 MB)

“The Callendar Sunshine Recorder And Some Of The World-Wide Problem To Which This Instrument Can Be Applied”. In Second Pan-American Scientific Conference. Second Pan-American Scientific Conference.
. 1916. 
“Zodical Light And Counter-Glow And The Photography Of Large Areas And Faint Contrasts”. In Royal Photographic Society Of Great Britain. Royal Photographic Society Of Great Britain.
. 1915. 
“Dating Our Prehistoric Ruins”. Natural History. Natural History.
. 1921. 
“The Markings On Venus”. Monthly Notices Of The Royal Astronomical Society LVIII (No. 78). Monthly Notices Of The Royal Astronomical Society.
. 1898. 
“A Hypothesis Regarding The Surface Markings Of Jupiter”. Popular Astronomy (No. 79). Popular Astronomy .
. 1900. 
“Solar Records In Tree Growth”. Science. Science.
. 1927. 
“Astronomical Telegrams”. Publications Of The Astronomical Society. Publications Of The Astronomical Society.
. 1901. 
“El Cometa De Halley”. Tucson Citizen. Tucson Citizen.
. 1910. “Some Topographic And Climatic Characters In The Annual Ring Of The Yellow Pines And Sequoias Of The Southwest ”. Proceedings Of The American Philosophical Society LXI (No. 2). Proceedings Of The American Philosophical Society.
. 1922. 
“Dating Pueblo Bonito And Other Ruins Of The Southwest”. National Geographic Society. National Geographic Society. National Geographic Society.
. 1935. “Forms Of Jupiter's Satellites”. Popular Astronomy. Popular Astronomy.
. 1894. 
“The Polar Cap Of Mars”. Astronomy And Astrophysics. Astronomy And Astrophysics.
. 1894. 