Biblio
. 1895.
Douglass, AE_A Cloud Like Spot on the Terminator of Mars_1895.pdf (172.04 KB)

. 1917.
Douglass, AE_Climatic Records in the Trunks of Trees_1917.pdf (13.31 MB)

“Climate And Trees”. Nature Magazine. Nature Magazine.
. 1928. 
“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. 
“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. 
“Atmosphere, Telescope And Observer”. Popular Astronomy. Popular Astronomy.
. 1897. 
“Astronomical Telegrams”. Publications Of The Astronomical Society. Publications Of The Astronomical Society.
. 1901. 
“The Astronomer's Globe”. Popular Astronomy. Popular Astronomy.
. 1897. 
“An Ascent Of Popocatepetl”. Popular Astronomy. Popular Astronomy.
. 1898. 
. 1897.
Douglass, AE_An Ascent of Popocatepetl_1897.pdf (1.92 MB)

“Altitudes And Locations”. Coconino Sun. Coconino Sun.
. 1901.