Wood and Forest
5.0
Comment(s)
4
View
91
Chapters

Wood and Forest by William Noyes

Chapter 1 Hickory, young oak, especially red oak Up to 10

The figures are the average of radial and tangential shrinkages.

Footnote 4: How much different woods vary may be seen by the following table, taken from Filibert Roth, Timber, Forest Service Bulletin No. 10, p. 28:

WEIGHT OF KILN-DRIED WOOD OF DIFFERENT SPECIES.

Approximate.

Specific weight. Weight of

1 cubic foot. 1,000 feet of lumber.

Pounds Pounds

(a) Very heavy woods:

Hickory, oak, persimmon, osage, orange, black locust, hackberry, blue beech, best of elm, and ash 0.70-0.80 42-48 3,700

(b) Heavy woods:

Ash, elm, cherry, birch, maple, beech, walnut, sour gum, coffee tree, honey locust, best of southern pine, and tamarack .60-.70 36-42 3,200

(c) Woods of medium weight:

Southern pine, pitch pine, tamarack, Douglas spruce, western hemlock, sweet gum, soft maple, sycamore, light sassafras, mulberry, grades of birch and cherry .50-.60 30-36 2,700

(d) Light woods:

Norway and bull pine, red cedar, cypress, hemlock, the heavier spruce and fir, redwood, basswood, chestnut, butternut, tulip, catalpa, buckeye, heavier grades of poplar .40-.50 24-30 2,200

(e) Very light woods:

White pine, spruce, fir, white cedar, poplar .30-.40 18-24 1,800

Footnote 5: For table of weights of different woods see Sargent, Jesup Collection, pp. 153-157.

Footnote 6: See Forestry Bulletin No. 70, pp. 11, 12, and Forestry Circular No. 108.

Footnote 7: For table of strengths of different woods, see Sargent, Jesup Collection, pp. 166 ff.

Footnote 8: For table of elasticity of different woods, see Sargent, Jesup Collection, pp. 163 ff.

Footnote 9: For table of hardnesses of different woods, see Sargent, Jesup Collection, pp. 173 ff.

Footnote 10: For detailed characteristics of different woods see Chapter III.

THE PROPERTIES OF WOOD.

References* Moisture and Shrinkage. Roth, For. Bull., No. 10, pp. 25-37.

Busbridge, Sci. Am. Sup. No. 1500. Oct. 1, '04.

Weight, Strength, Cleavability, Elasticity and Toughness. Roth, For. Bull., 10, p. 37-50.

Boulger, pp. 89-108, 129-140.

Roth, First Book, pp. 229-233.

Sargent, Jesup Collection, pp. 153-176.

Forest Circulars Nos. 108 and 139.

* For general bibliography, see p. 4.

Continue Reading

You'll also like

Revealing My Secret Identities! My Bros Are Speechless!

Revealing My Secret Identities! My Bros Are Speechless!

Zhen Xiang
5.0

For seventeen years, I was the crown jewel of the Kensington empire, the perfect daughter groomed for a royal future. Then, a cream-colored envelope landed in my lap, bearing a gold crest and a truth that turned my world into ice. The DNA test result was a cold, hard zero percent-I wasn't a Kensington. Before the ink could even dry, my parents invited my replacement, a girl named Alleen, into the drawing room and treated me like a trespasser in my own home. My mother, who once hosted galas in my honor, wouldn't even look me in the eye as she stroked Alleen's arm, whispering that she was finally "safe." My father handed me a one-million-dollar check-a mere tip for a billionaire-and told me to leave immediately to avoid tanking the company's stock price. "You're a thief! You lived my life, you spent my money, and you don't get to keep the loot!" Alleen shrieked, trying to claw the designer jacket off my shoulders while my "parents" watched with clinical detachment. I was dumped on a gritty sidewalk in Queens with nothing but three trunks and the address of a struggling laborer I was now supposed to call "Dad." I traded a marble mansion for a crumbling walk-up where the air smelled of exhaust and my new bedroom was a literal storage closet. My biological family thought I was a broken princess, and the Kensingtons thought they had successfully erased me with a payoff and a non-disclosure agreement. They had no idea that while I was hauling trunks up four flights of stairs, my secret media empire was already preparing to move against them. As I sat on a thin mattress in the dark, I opened my encrypted laptop and sent a single command that would cost my former father ten million dollars by breakfast. They thought they were throwing me to the wolves, but they forgot one thing: I'm the one who leads the pack.

The Billionaire's Secret Twins: Her Revenge

The Billionaire's Secret Twins: Her Revenge

Shearwater
4.4

I was four months pregnant, weighing over two hundred pounds, and my heart was failing from experimental treatments forced on me as a child. My doctor looked at me with clinical detachment and told me I was in a death sentence: if I kept the baby, I would die, and if I tried to remove it, I would die. Desperate for a lifeline, I called my father, Francis Acosta, to tell him I was sick and pregnant. I expected a father's love, but all I got was a cold, sharp blade of a voice. "Then do it quietly," he said. "Don't embarrass Candi. Her debutante ball is coming up." He didn't just reject me; he erased me. My trust fund was frozen, and I was told I was no longer an Acosta. My fiancé, Auston, had already discarded me, calling me a "bloated whale" while he looked for a thinner, wealthier replacement. I left New York on a Greyhound bus, weeping into a bag of chips, a broken woman the world considered a mistake. I couldn't understand how my own father could tell me to die "quietly" just to save face for a party. I didn't know why I had been a lab rat for my family’s pharmaceutical ambitions, or how they could sleep at night while I was left to rot in the gray drizzle of the city. Five years later, the doors of JFK International Airport slid open. I stepped onto the marble floor in red-soled stilettos, my body lean, lethal, and carved from years of blood and sweat. I wasn't the "whale" anymore; I was a ghost coming back to haunt them. With my daughter by my side and a medical reputation that terrified the global elite, I was ready to dismantle the Acosta empire piece by piece. "Tell Francis to wash his neck," I whispered to the skyline. "I'm home."

Chapters
Read Now
Download Book