. Carnegie Institution of Washington publication. COLLECTION OF SECTIONS. 43 the ending of each year's growth, which is usually the best measuring- point. In good reproductions the measures are satisfactory, different observers agreeing within to mm. In others, however, there is much chance for judgment in selecting the measuring-point, and observers differ to mm. Nevertheless it is easy to judge of the relative sizes of rings and the only injurious effect is to reduce variations. The cross-identification was very satisfactory, with practically no doubtful cases and only a few
. Carnegie Institution of Washington publication. COLLECTION OF SECTIONS. 43 the ending of each year's growth, which is usually the best measuring- point. In good reproductions the measures are satisfactory, different observers agreeing within to mm. In others, however, there is much chance for judgment in selecting the measuring-point, and observers differ to mm. Nevertheless it is easy to judge of the relative sizes of rings and the only injurious effect is to reduce variations. The cross-identification was very satisfactory, with practically no doubtful cases and only a few which required careful study. It is not likely that there is a single error in identity throughout the 17 sections in this group. Two other trees, one cut in 1909 and the other of No. 3 17/0. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Carnegie Institution of Washington. Washington, Carnegie Institution of Washington
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Keywords: ., bookauthorcarnegie, bookcentury1900, bookdecade1900, bookyear1902
