[PDF] A Treatise On The Progressive Improvement Present State Of The Manufactures In Metal Iron And Steel eBook

Author : John Holland
Publisher :
Page : 438 pages
File Size : 13,14 MB
Release : 2020-04-22
Category :
ISBN : 9780461773002

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This is a reproduction of the original artefact. Generally these books are created from careful scans of the original. This allows us to preserve the book accurately and present it in the way the author intended. Since the original versions are generally quite old, there may occasionally be certain imperfections within these reproductions. We're happy to make these classics available again for future generations to enjoy!

Author : John Holland
Publisher : Forgotten Books
Page : 370 pages
File Size : 32,4 MB
Release : 2018-04-22
Category : Technology & Engineering
ISBN : 9780331651782

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Excerpt from A Treatise on the Progressive Improvement and Present State of the Manufactures in Metal, Vol. 2: Iron and Steel Nor are the edged stones which have so frequently been brought to this country from the various uncivilised parts of the world by any means so defectively formed for their purposes as might be imagined; on the other hand, they are often brought toward the form aimed at byithe workman, with a. Degree of perfection which is really surprising, especially when we regard them as the result of an application of the rudest possible methods of manufacture. About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.

Author : John Holland
Publisher :
Page : 388 pages
File Size : 10,39 MB
Release : 2017-07-18
Category : Technology & Engineering
ISBN : 9780282398729

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Excerpt from A Treatise on the Progressive Improvement and Present State of the Manufactures in Metal, Vol. 1: Iron and SteelIn the rivers of the East, along the banks of which human industry must have been first exerted, gold was discovered in deposits similar to those which are now attracting so much attention in Califiornia and Australia. Over the some regions, the ores of iron are extensively distributed, the massive peroxitka of iron forming large portionsof several mountain ranges, while the magnetic oxide of iron is spread as sand over widely extended districts. The rude Indian bellows, which in? Now employed by the native Hindostanee, formed from the stumps of trees, and used as a kind of pump, a piston being fitted to the hollow, is in all probability a representation of the most primitive form employed fir producing the heat necessary to fine the refractory ores ofiron. Thesetwo metals, there 18 everyreason for supposing, were employed by man long previously to the discovery of any other metalliferous minerals.About the PublisherForgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.comThis book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.