Home & Garden > Home Repair (Other) How to build a dry-stone retaining wall

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If you are building a retaining wall it is commonly used to hold back the earth. Its purpose is to keep the earth from sliding into a place where it isn't supposed to go. Building a dry-stone wall means that it is built without the use of mortar; the rocks are just laid-up one on top of the other. A footing about a foot... More..

Home & Garden > Architecture How to build a Rumford chimney

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How to build a Rumford Chimney No one has designed a better chimney or a more energy efficient chimney in over 200 years then the Rumford Chimney. This was named after Lord Rumford the inventor. He was a physicist and inventor born in Woburn, Massachusetts in 1753 as Benjamin Thompson. He was also a Tory who evacuated ... More..

Home & Garden > Architecture How to build a dome topped oven

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How to build a dome topped oven Whether you call it a dome topped oven, a Dutch oven, or a Hornito it is all the same thing. No colonial household was complete without a Dutch oven built into the chimney next to the kitchen fireplace. The oven was built into the chimney when the house was built as part of the chimney an... More..

Hobbies & Games > Crafts (Other) Woodworking: How to use pinned construction

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How to use Pinned Timber Construction A long time ago, before nails came into common use most houses and barns were made from 8 x 8 inch timbers held together with wooden pins. This was an extremely good type of construction, and anyone who has to take down one of these old structures knows that a chainsaw is in order. ... More..

Sports & Recreation > Camping How to make your own tinder

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Before the days of matches any woodsman or home maker would be lost without a tinder box. A tinder box was a waterproof tin box holding flint, steel and a suitable flammable material capable of easy combustion. The box was worn in the field on a lanyard around the neck like a pendent, or kept on a shelf close to the firepla... More..

Sports & Recreation > Camping How to start a fire without a match

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How to Start a Fire without Matches Hopefully you will never be called to do this, but if you go wandering around in out-of-the-way places you should know how. There are a number of ways this task can be accomplished usually the simplest is the best. Through actual use the author has found that a method used by the Sout... More..

Sciences > Sciences (Other) How to make precision steel balls

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How to make precision steel balls The ball grinding and lapping machines were invented in Schweinfurt Bavaria, Germany by Friedrich Fisher in the late 19th Century. Schweinfurt was the target of some large bombing raids in 1943 designed to disrupt the production of ball bearings during WW II. Fisher designed this machin... More..

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