... used in making pulp, a solid measure is more appropriate than board measure. For this reason many operators are now using the Blodgett rule. This requires the measurement of the middle diameter of a log instead of the end diameter. The measurement... Bulletin (United States. Division of Forestry) - Էջ 371912Ամբողջությամբ դիտվող - Այս գրքի մասին
| Bernhard Eduard Fernow - 1905 - 456 էջ
...log instead of the end diameter. The measurement is taken with calipers of the type described before. The length of the log is measured and the middle point...for an average bark width. The contents of the log is read directly from the beam of the caliper. The deduction for defects is made as with the Maine... | |
| Henry Solon Graves - 1906 - 512 էջ
...log instead of the end diameter. The measurement is taken with calipers of the type described before. The length of the log is measured and the middle point...log are read directly from the beam of the caliper. The deduction for defects is made as with the Maine rule. In scaling long logs by the Doyle rule, the... | |
| Henry Solon Graves - 1907 - 510 էջ
...log instead of the end diameter. The measurement is taken with calipers of the type described before. The length of the log is measured and the middle point...diameter is taken outside the bark, the calipers being consi ructed to allow for an average bark width. The contents of the log are read directly from the... | |
| Henry Solon Graves - 1908 - 484 էջ
...log instead of the end diameter. The measurement is taken with calipers of the type described before. The length of the log is measured and the middle point located by a wheel. The diameier is taken outside the bark, the calipers being conslructed to allow for an average bark width.... | |
| 1910 - 216 էջ
...constructed to allow for an average iark width. The contents of the log are read directly from the ieam of the caliper. A deduction for defects is made, as with the laine Rule. In scaling long logs by the Doyle Rule the diameter is measured t the middle or the two... | |
| 1911 - 216 էջ
...industry in Maine has introduced a new factor in the scaling of spruce. Inasmuch as the whole log ia used in making pulp, a solid measure is more appropriate...beam of the caliper. A deduction for defects is made, aa with the Maine Rule. In scaling long logs by the Doyle Rule the diameter is measured at the middle... | |
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