Biblio
“The Crescentic Dunes Of Peru”. Appalachia XII (No.1). Appalachia.
. 
“A Combination Telescope And Dome”. Astrophysical Journal. Astrophysical Journal.
. 1895. 
. 1895.
Douglass, AE_A Cloud Like Spot on the Terminator of Mars_1895.pdf (172.04 KB)

“Boating Down The Colorado”. University Of Arizona Monthly 8 (No. 1). University Of Arizona Monthly.
. 1907. 
“An Automatic Optical Photograph, Abstract”. Publications Of The Astronomical Society Of The Pacific. Publications Of The Astronomical Society Of The Pacific.
. 1919. 
“Tree Rings And Climatic Cycles, Laboratory Of Tree-Ring Research, Astronomical Studies”. Phi Kappa Phi Journal. Phi Kappa Phi Journal. Tucson: University of Arizona.
. 1944. 
“Evidences Of Cycles In Tree Ring Records”. Proceedings Of The National Academy Of The Sciences. Proceedings Of The National Academy Of The Sciences.
. 1933. 
“Dendrochronology And Studies In Cyclics”. University Of Pennsylvania Bicentennial Conference. University Of Pennsylvania Bicentennial Conference.
. “Dendrochronology And Studies In Cyclics”. University Of Pennsylvania Bicentennial Conference Proceedings. University Of Pennsylvania Bicentennial Conference Proceedings.
. 
“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. 
“Tree Growth And Solar Cycles”. In Paper Presented At International Research Council. Paper Presented At International Research Council.
. 1931. “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. 