Tree-ring dating on a Douglas-fir.

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Size: 4256px × 2832px
Photo credit: © JS Photo / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: color, colour, cross, dendrochronology, display, fir, horizontal, information, large, layer, layers, mt., national, nature, park, photography, rainier, ring, rings, section, softwood, tree