Group, Books Southern hardware Volume 75-76

ISBN 13: 9781130153903

Southern hardware Volume 75-76

 
9781130153903: Southern hardware Volume 75-76

This historic book may have numerous typos and missing text. Purchasers can download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1916 Excerpt: ...red seemingly distinguished between steel and bronze. An iron wedge or plate discovered in 1874 embedded in the masonry of the Great Pyramid, proves that the Egyptians made and wrought iron 5400 years ago in the time of King Cheops. Saws, therefore, have been made of flint or obsidian, of bronze, of iron, and of steel. We are in the steel age, and it does not seem likely that we will ever find anything superior to steel as a saw-making material. Our ancient forbears who certainly were not tenderhearted used saws in torturing and putting prisoners to death. We are told that the prophet Isaiah was so killed by the wicked King Manasseh, and the New Testament recites as one of the cruel ways in which the early Christians were martyred that they were "sawn asunder." Modern saws are truly modern, for saws as we Americans know them are the product of only 350 to 400 years of development, the major part of which has been compassed in the last 75 years. Japanese Sawyer at Work. The numerous classes of saws may be divided into two general classes, viz., reciprocating and continuous action. The hand saw illustrates the reciprocating, circular and band saws the continuous. Reciprocating saws are the oldest variety and more are in use than all others combined. This type is subdivided into "rip" and "cross cut." These are used respectively parallel with and at right angles to the "grain," or direction of the fibres. There are hundreds of styles in common use, each for a specific kind of work. Generally speaking, handsaws cut on the push, Japanese and some other Oriental saws being exceptions, constructed to cut on the "pull." To rip a plank, the Japanese carpenter places the end across a support, stands on the plank and o...

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