Biblio
“University Of Arizona Eclipse Expedition”. Popular Astronomy. Popular Astronomy.
. 1923. ![application/pdf PDF icon](/modules/file/icons/application-pdf.png)
“Photographs Of The Zodical Light”. Astronomical Society Of The Pacific XIII (No. 78). Astronomical Society Of The Pacific.
. 1901. ![application/pdf PDF icon](/modules/file/icons/application-pdf.png)
“Tree Rings And Chronology”. University Of Arizona Bulletin VII (No. 4). University Of Arizona Bulletin.
. 1937. ![application/pdf PDF icon](/modules/file/icons/application-pdf.png)
“A Method Of Estimating Rainfall By The Growth Of Trees”. Bulletin Of The American Geographic Society XLVI. Bulletin Of The American Geographic Society.
. 1914. ![application/pdf PDF icon](/modules/file/icons/application-pdf.png)
“The Astronomer's Globe”. Popular Astronomy. Popular Astronomy.
. 1897. ![application/pdf PDF icon](/modules/file/icons/application-pdf.png)
“Trees And Droughts In Arizona”. Professional Engineer. Professional Engineer.
. 1931. . 1896.
Douglas, AE_Projections on the Terminator of Mars and Martian Meteorology_1896.pdf (3.73 MB)
![application/pdf PDF icon](/modules/file/icons/application-pdf.png)
“Atmosphere, Telescope And Observer”. Popular Astronomy. Popular Astronomy.
. 1897. ![application/pdf PDF icon](/modules/file/icons/application-pdf.png)
“The Significance Of Honor Societies ”. Phi Kappa Phi Journal VI (No. 9). Phi Kappa Phi Journal.
. 1926. ![application/pdf PDF icon](/modules/file/icons/application-pdf.png)