Biblio
“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. ![application/pdf PDF icon](/modules/file/icons/application-pdf.png)
“Dating Our Prehistoric Ruins”. Natural History. Natural History.
. 1921. ![application/pdf PDF icon](/modules/file/icons/application-pdf.png)
“Evidence Of Climatic Effects In The Annual Rings”. Ecology 1 (No. 1). Ecology.
. 1920. ![application/pdf PDF icon](/modules/file/icons/application-pdf.png)
“An Automatic Optical Photograph, Abstract”. Publications Of The Astronomical Society Of The Pacific. Publications Of The Astronomical Society Of The Pacific.
. 1919. ![application/pdf PDF icon](/modules/file/icons/application-pdf.png)
“The Steward Observatory Of The University Of Arizona”. Publications Of The Astronomical Society (No. 178). Publications Of The Astronomical Society.
. 1918. ![application/pdf PDF icon](/modules/file/icons/application-pdf.png)
“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. ![application/pdf PDF icon](/modules/file/icons/application-pdf.png)
“An Optical Photograph”. The Astrophysical Journal XLI (No. 3). The Astrophysical Journal.
. 1915. ![application/pdf PDF icon](/modules/file/icons/application-pdf.png)
“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. ![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)
“A Photographic Periodogram Of The Sun-Spot Numbers”. The Astrophysical Journal, XL (No. 3). The Astrophysical Journal, .
. 1914. ![application/pdf PDF icon](/modules/file/icons/application-pdf.png)
“Where-When Did Masonry Originate”. Arizona Daily Star. Arizona Daily Star.
. 1912. “Drawings Of A Comet”. Popular Astronomy. Popular Astronomy.
. 1910. ![application/pdf PDF icon](/modules/file/icons/application-pdf.png)
“El Cometa De Halley”. Tucson Citizen. Tucson Citizen.
. 1910. “Halleys Comet”. Tucson Citizen. Tucson Citizen.
. 1910. “Weather Cycles In The Growth Of Big Trees”. Monthly Weather Review. Monthly Weather Review.
. 1908. ![application/pdf PDF icon](/modules/file/icons/application-pdf.png)
“Boating Down The Colorado”. University Of Arizona Monthly 8 (No. 1). University Of Arizona Monthly.
. 1907. ![application/pdf PDF icon](/modules/file/icons/application-pdf.png)
“The Illusions Of Vision And The Canals Of Mars”. Popular Science Monthly. Popular Science Monthly.
. 1907. ![application/pdf PDF icon](/modules/file/icons/application-pdf.png)
“Is Mars Inhabited?”. The Harvard Illustrated Magazine Vol. VIII (No. 6). The Harvard Illustrated Magazine.
. 1907. ![application/pdf PDF icon](/modules/file/icons/application-pdf.png)
“Physical Geography”. Tempe Normal School. Tempe Normal School.
. 1906. “A New Almucantar”. Popular Astronomy. Popular Astronomy.
. 1903. ![application/pdf PDF icon](/modules/file/icons/application-pdf.png)
“Altitudes And Locations”. Coconino Sun. Coconino Sun.
. 1901. “Astronomical Telegrams”. Publications Of The Astronomical Society. Publications Of The Astronomical Society.
. 1901. ![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)
“A Hypothesis Regarding The Surface Markings Of Jupiter”. Popular Astronomy (No. 79). Popular Astronomy .
. 1900. ![application/pdf PDF icon](/modules/file/icons/application-pdf.png)