Biblio
Tree-Ring Dates From Arizona H-I Flagstaff Area. Tucson: University of Arizona.
. 1975. Robinson, William, Harrill, Bruce, Warren, Richard_Tree-Ring Dates from Arizona H-I Flagstaff Area_1975.pdf (83.21 MB)“Tree Ring Chronology”. Nature. Nature.
. 1978. “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. Douglass, AE_Some Topographic and Climatic Characters in the Annual Ring of the Yellow Pines and Sequoias of the Southwest_1922.pdf (5.9 MB)“Tree Rings And Chronology”. University Of Arizona Bulletin VII (No. 4). University Of Arizona Bulletin.
. 1937. Douglass, AE_Tree Rings and Chronology_1937.pdf (58.21 MB)“Secret Of The Southwest Solved By Talkative Tree Rings ”. National Geographic Magazine. National Geographic Magazine.
. 1929. Douglass, AE_Secret of the Southwest Solved by Talkative Tree Rings_1929.pdf (55.05 MB)“Dating Our Prehistoric Ruins”. Natural History. Natural History.
. 1921. Douglass, AE_Dating Our Prehistoric Ruins_1921.pdf (55.42 MB)“Dating Pueblo Bonito And Other Ruins Of The Southwest”. National Geographic Society. National Geographic Society. National Geographic Society.
. 1935. Tree-Ring Dates From Arizona U-W Gila-Salt Rivers Area. Tucson: University of Arizona.
. 1971. Bannister, Bryant, Robinson, William_Tree-Ring Dates from Arizona U-W Gila-Salt Rivers Area_1971.pdf (78.41 MB)Tree-Ring Dates From Arizona J Hopi Mesas Area. Tucson: University of Arizona.
. 1967. Bannister, Bryant, Robinson, William, Warren, Richard_Tree-Ring Dates from Arizona J Hopi Mesas Area_1967.pdf (40.78 MB)