Biblio
. 1937. “Tree Rings And Chronology”. University Of Arizona Bulletin VII (No. 4). University Of Arizona Bulletin.
. 1944. “Tree Rings And Climatic Cycles, Laboratory Of Tree-Ring Research, Astronomical Studies”. Phi Kappa Phi Journal. Phi Kappa Phi Journal. Tucson: University of Arizona.
. 1931. “Trees And Droughts In Arizona”. Professional Engineer. Professional Engineer.
. 1898. “A Trip To The Summit Of Orizaba, The Altitudes Of Orizaba And Popocatepetl Effects Of High-Mountain Climbing”. Appalachia Vol. VIII (No. 4). Appalachia.
. 1927. “Two Sciences”. The Atlantic Monthly. The Atlantic Monthly.
. 1923. “University Of Arizona Eclipse Expedition”. Popular Astronomy. Popular Astronomy.
. 1923. “University Of Arizona Eclipse Expedition, Port Libertad, Sonora, Mexico”. Publications Of The Astronomical Society Of The Pacific XXXVI (No. 212). Publications Of The Astronomical Society Of The Pacific.
. 1908. “Weather Cycles In The Growth Of Big Trees”. Monthly Weather Review. Monthly Weather Review.
. 1900. “Weather Prediction In Northern Arizona”. The Coconino Sun. The Coconino Sun.
. 1912. “Where-When Did Masonry Originate”. Arizona Daily Star. Arizona Daily Star.
. 1915. “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.

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