@article {731,
	title = {Tree Growth and Climatic Cycles},
	volume = {XXXVII},
	year = {1933},
	note = {Copies of this are available in the Tree Ring Laboratory. Please contact the curator for more information. pcreasman@ltrr.arizona.edu},
	keywords = {climate, climatic cycles, Douglass, environment, historic, tree growth, tree rings},
	author = {Douglass, A.E.}
}
@article {681,
	title = {Secret of the Southwest Solved by Talkative Tree Rings },
	year = {1929},
	keywords = {Archaeology, dates, dating, Douglass, Hopi, national geographic, southwest, tree rings, zuni},
	author = {Douglass, A.E.}
}
@article {739,
	title = {Radio Talks on Science},
	volume = {XXI},
	year = {1925},
	keywords = {climate, Douglass, radio, tree rings},
	author = {Douglass, A.E.}
}
@article {682,
	title = {Some Aspects of the Use of the Annual Rings in Trees in Climatic Study},
	year = {1922},
	keywords = {annual, climate, climatic study, Douglass, environment, tree rings},
	author = {Douglass, A.E.}
}
@article {683,
	title = {Some Topographic and Climatic Characters in the Annual Ring of the Yellow Pines and Sequoias of the Southwest },
	journal = {Proceedings of the American Philosophical Society},
	volume = {LXI},
	year = {1922},
	keywords = {annual, characteristics, characters, climate, climatic, dates, dating, Douglass, environment, ring, sequoias, southwest, topographic, tree ring, tree rings, yellow pine},
	author = {Douglass, A.E.}
}
