Biblio
. Anon.1993. A Directory of Tree-Ring Dated Native American Sites in the American Southwest. Tucson: Laboratory of Tree-Ring Research.
. Anon.1978. Tree Ring Chronology. Nature. Nature.
. Anon.1970. Tree-Ring Dates from New Mexico M-N,S,Z Southwestern New Mexico Area. Tucson: University of Arizona.
. Anon.1963. The Archaeological Interpretation of Tree-Ring Specimins for Dating Southwestern Ceramic Styles. Tucson: University of Arizona.
. Anon.1963. Dendrochronology.
. Anon.1946. Precision of Ring Dating in Tree-Ring Chronologies. Tree Ring Bulletin XVII, no. No. 3. Tree Ring Bulletin .
. Anon.1946. Researches in Dendrochronology. Bulletin of the University of Utah 37, no. No. 2. Bulletin of the University of Utah.
. Anon.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.
. Anon.1942. Crossdating at Mesa Verde National Park. Journal of Forestry 40, no. No. 4. Journal of Forestry.
. Anon.1941. Crossdating in Dendrochronology. Journal of Forestry 39. Journal of Forestry.
Anon.1940. Tree Rings Nature's Calendar for the Archaeologist. Field Museum News. Field Museum News.
. Anon.1937. Tree Rings and Chronology. University of Arizona Bulletin VII, no. No. 4. University of Arizona Bulletin.
. Anon.1935. Dating Pueblo Bonito and Other Ruins of the Southwest. National Geographic Society. National Geographic Society. National Geographic Society.
. Anon.1929. Secret of the Southwest Solved by Talkative Tree Rings . National Geographic Magazine. National Geographic Magazine.
. Anon.1922. 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. No. 2. Proceedings of the American Philosophical Society.
. Anon.1921. Dating Our Prehistoric Ruins. Natural History. Natural History.
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