Laboratory of Tree-Ring Research

Andrew E. Douglass

Founder (1867-1962)

email: douglass@ltrr.arizona.edu
   
office: 105z West Stadium
   
phone: 621-1608
   
office hours: none
   
departments: none
   
interests: relationships between sunspot cycles and climate and the growth rings of trees

Information

I founded the science of dendrochronology and the Laboratory of Tree-Ring Research.

Publications

Publication Dates: before 1920 | 1920-1929 | 1930-1939 | 1940-1949 | 1950-1953

1950-1953

Douglass, A.E. 1951. A superior sequoia ring record. V. 271 B.C. - 1 B.C.. Tree-Ring Bulletin 17(4): 31-32.

Douglass, A.E. 1951. A superior sequoia ring record. IV. 7 B.C. - A.D. 372. Tree-Ring Bulletin 17(3): 23-24.

Douglass, A.E. 1950. A superior sequoia ring record. III. A.D. 360-886. Tree-Ring Bulletin 16(4): 31-32.

Douglass, A.E. 1950. A superior sequoia ring record. II. A.D. 870-1209. Tree-Ring Bulletin 16(3): 24.

1940-1949

Douglass, A.E. 1949. A superior sequoia ring record. Tree-Ring Bulletin 16(1): 2-6.

Douglass, A.E. 1947. Photographic tree-ring chronologies and the Flagstaff sequence. Tree-Ring Bulletin 14(2): 10-16.

Douglass, A.E. 1946. Sequoia survey, III: miscellaneous notes. Tree-Ring Bulletin 13(1): 5-8.

Douglass, A.E. 1946. Researches in dendrochronology. Bulletin, University of Utah 37(2): 1-19.

Douglass, A.E. 1946. Precision of ring dating in tree-ring chronologies. In: Laboratory of Tree-Ring Research Bulletin 3. University of Arizona Bulletin 17(3): 1-21.

Douglass, A.E. 1945. Survey of sequoia studies. Tree-Ring Bulletin 11(4): 26-32.

Douglass, A.E. 1945. Survey of sequoia studies, II. Tree-Ring Bulletin 12(2): 10-16.

Douglass, A.E. 1944. Tree rings and climatic cycles. Phi Kappa Phi Journal 24(3): 81-85.

Douglass, A.E. 1944. Laboratory of Tree-Ring Research. Phi Kappa Phi Journal 24(3): 86-87.

Douglass, A.E. 1943. Notes on the technique of tree-ring analysis, IV: Practical instruments. Tree-Ring Bulletin 10(1-2): 2-16.

Douglass, A.E. 1943. Advances in dendrochronology, 1943. Tree-Ring Bulletin 9(3): 18-24.

Douglass, A.E. 1942. Crossdating at Mesa Verde National Park. Journal of Forestry 40: 347-348.

Douglass, A.E. 1942. Checking the date of Bluff Ruin, Forestdale: A study in technique. Tree-Ring Bulletin 9(2): 2-7.

Douglass, A.E. 1941. Notes on the technique of tree-ring analysis, III: Charcoal treatment. Tree-Ring Bulletin 8(2): 10-16.

Douglass, A.E. 1941. Notes on the technique of tree-ring analysis, II: Cell illumination. Tree-Ring Bulletin 7(4): 28-34.

Douglass, A.E. 1941. Crossdating in dendrochronology. Journal of Forestry 39(10): 825-831.

Douglass, A.E. 1941. Age of Forestdale Ruin, 1939. Tree-Ring Bulletin 8(1): 7-8.

Douglass, A.E. 1940. Notes on the technique of tree-ring analysis, I. Tree-Ring Bulletin 7(1): 2-8.

Douglass, A.E. 1940. Examples of spiral compression wood. Tree-Ring Bulletin 6(3): 21-22.

Douglass, A.E. 1940. Dendrochronology and studies in "cyclics". In: Proceedings, University of Pennsylvania Bicentennial Conference, October 1940. 57-79.

Douglass, A.E. 1940. Compression wood and the recent chronology in Mesa Verde firs. Tree-Ring Bulletin 6(3): 23-24.

1930-1939

Douglass, A.E. 1939. Typical site of trees producing the best crossdating. Tree-Ring Bulletin 6(2): 10-11.

Douglass, A.E. 1939. Notes on beam dating by sap-heart contact. Tree-Ring Bulletin 6(1): 3-6.

Douglass, A.E. 1939. Estimated tree-ring chronology: 150-300 A.D.. Tree-Ring Bulletin 5(3): 18-20.

Douglass, A.E. 1938. Southwestern dated ruins: V. Tree-Ring Bulletin 5(2): 10-13.

Douglass, A.E. 1938. Historical climatology. In: Year Book No. 37. Carnegie Institution of Washington: 235-237.

Douglass, A.E. 1938. Estimated tree-ring chronology: 450-600 A.D.. Tree-Ring Bulletin 4(3): 8.

Douglass, A.E. 1938. Estimated tree-ring chronology: 300-450 A.D.. Tree-Ring Bulletin 5(1): 8.

Douglass, A.E. 1937. Typical ring-record from Chaco Canyon: 700 to 850, CK-331. Tree-Ring Bulletin 3(3): 20-21.

Douglass, A.E. 1937. Tree-ring work, 1937. Tree-Ring Bulletin 4(1): 3-6.

Douglass, A.E. 1937. Tree rings and chronology. University of Arizona Bulletin 8(4): 1-36.

Douglass, A.E. 1937. Climatological research. In: Year Book No. 36. Carnegie Institution of Washington: 228-230.

Douglass, A.E. 1936. The central Pueblo chronology. Tree-Ring Bulletin 2(4): 29-34.

Douglass, A.E. 1936. Estimated ring chronology VIII: 750-900. Tree-Ring Bulletin 2(3): 24.

Douglass, A.E. 1936. Estimated ring chronology IX: 600-750. Tree-Ring Bulletin 3(2): 16.

Douglass, A.E. 1936. Climatological research. In: Annual Report of the Chairman of the Division of Plant Biology. Carnegie Institution of Washington: 227-230.

Douglass, A.E. 1936. Climatic Cycles and Tree Growth. Vol. III: A Study of Cycles. Carnegie Institute of Washington Publication 289: 1-171.

Douglass, A.E. 1935. Reading tree rings. Arizona Alumnus 12(4): 5, 13.

Douglass, A.E. 1935. Estimated ring chronology IV: 1350-1500. Chronology V: 1200-1350. Chronology VI: 1050-1200. Chronology VII: 900-1050. Tree-Ring Bulletin 2(2): 13-16.

Douglass, A.E. 1935. Estimated ring chronology III: 1500-1650. Tree-Ring Bulletin 2(1): 6.

Douglass, A.E. 1935. Estimated ring chronology I: 1800-1934. Tree-Ring Bulletin 1(4): 27.

Douglass, A.E. 1935. Dating Pueblo Bonito and other ruins of the southwest. National Geographic Society Contributed Technical Papers, Pueblo Bonito Series 1: 1-74.

Douglass, A.E. 1935. Accuracy in dating - II. The presentation of evidence. Tree-Ring Bulletin 1(3): 19-21.

Douglass, A.E. 1934. Tree growth and climatic cycles. Carnegie Institute of Washington Supplementary Publication 9: 1-15.

Douglass, A.E. 1934. Accuracy in dating - I. Tree-Ring Bulletin 1(2): 10-11.

Douglass, A.E. 1933. Tree growth and climatic cycles. Scientific Monthly 37: 481-495.

Douglass, A.E. 1933. Evidences of cycles in tree ring records. Proceedings, National Academy of Sciences 19(3): 350-360.

Douglass, A.E. 1933. Climatological researches. Carnegie Institution Year Book 32: 208-211.

Douglass, A.E. 1931. Trees and droughts in Arizona. Professional Engineer 16(6): 14, 26.

Douglass, A.E. 1931. Tree rings and their relation to solar variations and chronology. In: Research corporation awards to A.E. Douglass and Ernst Antevs for researches in chronology. Smithsonian Report for 1931 : 304-312.

1920-1929

Douglass, A.E. 1929. The secret of the Southwest solved by talkative tree rings. National Geographic Magazine 56(6): 736-770.

Douglass, A.E. 1929. Cycles in tree growth. In: Reports of the Conferences on Cycles. Carnegie Institution of Washington: 34-41.

Douglass, A.E. 1929. Conclusions from tree-ring data. In: Reports of the Conferences on Cycles. Carnegie Institution of Washington: 5-6.

Douglass, A.E. 1928. Climatic Cycles and Tree Growth. Vol II: A Study of the Annual Rings of Trees in Relation to Climate and Solar Activity. Carnegie Institute of Washington Publication 289: 1-166.

Douglass, A.E. 1928. Climate and trees. Nature Magazine 12: 51-53.

Douglass, A.E. 1927. Solar records in tree growth. Science 65: 220-221.

Douglass, A.E. 1925. Tree rings and climate. Scientific Monthly 21: 95-99.

Douglass, A.E. 1923. Conclusions from tree-ring data. Geographical Review 13(4): 659-661.

Douglass, A.E. 1922. Some topographic and climatic characters in the annual rings of the yellow pines and sequoias of the southwest. Proceedings, American Philosophical Society 61: 117-122.

Douglass, A.E. 1922. Some aspects of the use of the annual rings of trees in climatic study. Scientific Monthly 5: 5-21.

Douglass, A.E. 1921. Dating our prehistoric ruins: how growth rings in trees aid in establishing the relative ages of the ruined pueblos of the Southwest. Natural History 21(1): 27-30.

Douglass, A.E. 1920. Evidence of climatic effects in the annual rings of trees. Ecology 1(1): 24-32.

before 1920

Douglass, A.E. 1919. Climatic Cycles and Tree Growth: Vol. I: A Study of the Annual Rings of Trees in Relation to Climate and Solar Activity. Carnegie Institute of Washington Publication 289: 1-127.

Douglass, A.E. 1917. Climatic records in the trunks of trees. American Forestry 23(288): 732-735.

Douglass, A.E. 1914. A method for estimating rainfall by the growth of trees. In: E. Huntington, The Climatic Factor as Illustrated in Arid America. Publication 192. Carnegie Institute of Washington, Washington, D.C.: 101-121.

Douglass, A.E. 1909. Weather cycles in the growth of big trees. Monthly Weather Review 37(5): 225-237.


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