N/A. English: Plate 12. DIFFERENTIAL PATTERNS. a. Sunspot Nos. 1610-1910 at b. 57 European trees, 1830-1910 at c. 80 European trees, 1800-1910 at d. South Sweden, 1830-1910 at e. Vermont group, 1650-1910 at f. Flagstaff group, 500 years at g. Flagstaff group at years. h. Norway, 1740-1910 at years. i. Austria, 1830-1910 at years. j. Norway, N-2, 400 years at k. Vermont, 250 years at l. Sweden, 1740-1910 at m. Sequoia, 1300-250 at n. Flagstaff, 500 years at o. Sequoia, 3200 years at 101. p. Flagstaff, 500 year
N/A. English: Plate 12. DIFFERENTIAL PATTERNS. a. Sunspot Nos. 1610-1910 at b. 57 European trees, 1830-1910 at c. 80 European trees, 1800-1910 at d. South Sweden, 1830-1910 at e. Vermont group, 1650-1910 at f. Flagstaff group, 500 years at g. Flagstaff group at years. h. Norway, 1740-1910 at years. i. Austria, 1830-1910 at years. j. Norway, N-2, 400 years at k. Vermont, 250 years at l. Sweden, 1740-1910 at m. Sequoia, 1300-250 at n. Flagstaff, 500 years at o. Sequoia, 3200 years at 101. p. Flagstaff, 500 years at 120. q. Standard 5-year period at years. r. 5 to 10 year logarithmic variable period at 1919. Andrew Ellicott Douglass 353 Climatic Cycles and Tree-Growth Plate 12
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Photo credit: © The Picture Art Collection / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., /, /., 1919., andrew, douglass., ellicott
