Indiana State Board of Forestry Concerning the Relation of Forestry to Factory, Railroad and Mine, Volume 7Wm. B. Burford, Contractor for State Printing and Binding, 1907 - Forests and forestry |
From inside the book
Results 1-5 of 14
Page 185
... moduli for design ; ( b ) tests on small pieces cut from the uninjured parts of the tested beams . The latter , classed as minor tests , include bending , compression parallel to grain and at right angles to grain , and shearing . Minor ...
... moduli for design ; ( b ) tests on small pieces cut from the uninjured parts of the tested beams . The latter , classed as minor tests , include bending , compression parallel to grain and at right angles to grain , and shearing . Minor ...
Page 186
... modulus of rupture represents fairly well the strength of the timber ; the modulus of elasticity represents its stiffness . The strength of small , clear , green sticks cut from these beams is found in Table 11 . It should be noted that ...
... modulus of rupture represents fairly well the strength of the timber ; the modulus of elasticity represents its stiffness . The strength of small , clear , green sticks cut from these beams is found in Table 11 . It should be noted that ...
Page 187
... modulus of rupture indicate the number of sticks failing in longitudinal shear . The moisture condition of the beams varied somewhat between the different species given in Table 1. The moisture content of green timber also varies with ...
... modulus of rupture indicate the number of sticks failing in longitudinal shear . The moisture condition of the beams varied somewhat between the different species given in Table 1. The moisture content of green timber also varies with ...
Page 189
... modulus of rup- ture is 5,690 pounds per square inch , and the modulus of elasticity 1,340,000 pounds per square inch . The average moisture was 21 per cent . , and the oven - dry weight 31.2 pounds per cubic foot . Refer- ence numbers ...
... modulus of rup- ture is 5,690 pounds per square inch , and the modulus of elasticity 1,340,000 pounds per square inch . The average moisture was 21 per cent . , and the oven - dry weight 31.2 pounds per cubic foot . Refer- ence numbers ...
Page 190
... modulus of rup- ture , and 0.99 for the modulus of elasticity . Table 12 , reference numbers 1 and 2 , gives the results of tests in compression parallel to grain . The crushing strength of North Carolina pine , partially air dry , and ...
... modulus of rup- ture , and 0.99 for the modulus of elasticity . Table 12 , reference numbers 1 and 2 , gives the results of tests in compression parallel to grain . The crushing strength of North Carolina pine , partially air dry , and ...
Other editions - View all
Common terms and phrases
acid acre amount annual anthracene Arbor Day Average bark basswood beetles ber of mills billion feet black walnut boiling calcium calcium oxid catalpa census cent chestnut clay cottonwood County creosote creosote oil cubic cultivation damage distillation Douglas fir Forest Service forestry gallons Grams growing growth hardwood hemlock hickory inches in diameter Indiana infested injury insect knots land larva larvæ lime lime-sulphur loblolly pine longleaf pine maple Maximum method Minimum Minnesota Mississippi mixture modulus moisture naphthalene North Carolina nursery Ohio Oregon Partially air dry plantation planting Plat posts pounds per square red oak reference number reported Rings per inch roots sapwood season seed seedlings shade soil southern species sprouts square inch sticks sulphites sulphur supply Table thiosulphate timber tion Washington western western hemlock white oak white pine wood yellow pine yellow poplar young trees
Popular passages
Page 111 - Woodman, spare that tree ! Touch not a single bough ! In youth it sheltered me, And I'll protect it now. 'Twas my forefather's hand That placed it near his cot; There, woodman, let it stand, Thy ax shall harm it not.
Page 6 - Returned by the Auditor of State, with above certificate, and transmitted to Secretary of State for publication, upon the order of the Board of Commissioners of Public Printing and Binding. FRED L. GEMMER, Secretary to the Governor, Filed in the office of the Secretary of State of the State of Indiana, May 15, 1907.
Page 111 - ... an idle boy I sought its grateful shade; In all their gushing joy Here, too, my sisters played. My mother kissed me here: My father pressed my hand — Forgive this foolish tear, But let that old oak stand! My heart-strings round thee cling, Close as thy bark, old friend! Here shall the wild-bird sing, And still thy branches bend. Old tree! the storm still brave! And, woodman, leave the spot; While I've a hand to save, Thy axe shall harm it not.
Page 111 - When but an idle boy, I sought its grateful shade; In all their gushing joy Here, too, my sisters played. My mother kissed me here; My father pressed my hand — Forgive this foolish tear, But let that old oak stand.
Page 114 - It is well that you should celebrate your Arbor Day thoughtfully, for within your lifetime the Nation's need of trees will become serious. We of an older generation can get along with what we have, though with growing hardship; but in your full manhood and womanhood you will want what nature...
Page 67 - Linn., formerly Q. digitata Sudw.) THE southern red oak, commonly known as red oak and referred to in books as Spanish oak, usually grows to a height of 70 to 80 feet and a diameter of 2 to 3 feet, though larger trees are not infrequently found.
Page 309 - The bark on young trees is light gray to brown and rather smooth, but as the tree grows older it breaks up into long, irregular plates or scales, which vary from light gray to almost black. The twigs are smooth and reddish brown, and the winter buds sharp-pointed. The tree attains a height of more than 100 feet and a diameter of 3 feet or more. The sap yields maple sugar and maple syrup. The leaves are 3 to 5 inches across, simple, opposite, with 3 to 5 pointed and sparsely toothed lobes, the divisions...
Page 111 - And wouldst thou hew it down? Woodman, forbear thy stroke! Cut not its earth-bound ties; Oh, spare that aged oak, Now towering to the skies!
Page 276 - In general, planting should be done as soon as possible after the frost is out of the ground, the exact period depending upon local climate and soil conditions.
Page 203 - ... loose, or rotten knots and defects that materially impair its strength, well manufactured, and suitable for good, substantial constructional purposes. Will allow slight variations in sawing, sound knots, pitch pockets, and sap on corners, one-third the width and one-half the thickness or its equivalent.