Biblio
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. 1929. “Secret Of The Southwest Solved By Talkative Tree Rings ”. National Geographic Magazine. National Geographic Magazine.
. 1927. “Solar Records In Tree Growth”. Science. Science.
. 1898. “Stellar Bands In The Zodiac From Gemini To Scorpio”. Popular Astronomy. Popular Astronomy.
. 1899. “A Summary Of Planetary Work At The Lowell Observatory And The Conditions Under Which It Has Been Performed”. Popular Astronomy. Popular Astronomy.
. 1933. “Tree Growth And Climatic Cycles”. The Scientific Monthly. The Scientific Monthly.
. 1978. “Tree Ring Chronology”. Nature. Nature.
. 1968. “Tree Ring Indices And Statistics”. Science. Science.
. 1927. “Two Sciences”. The Atlantic Monthly. The Atlantic Monthly.
. 1923. “University Of Arizona Eclipse Expedition”. Popular Astronomy. Popular Astronomy.
. 1897. “An Ascent Of Popocatepetl”.
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. 1923. “Historical Address”.
. 1973. “Paleoclimatology”.

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