A Treatise on the Origin, Progressive Improvement, and Present State of the Silk Manufacture

A Treatise on the Origin, Progressive Improvement, and Present State of the Silk Manufacture PDF

Author: George Richardson Porter

Publisher: Legare Street Press

Published: 2023-07-18

Total Pages: 0

ISBN-13: 9781021984852

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A comprehensive study of the silk industry, from its early origins to its modern techniques and practices. With detailed illustrations and technical descriptions, this book is an essential resource for anyone interested in the history and workings of this important industry. This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it. This work is in the "public domain in the United States of America, and possibly other nations. Within the United States, you may freely copy and distribute this work, as no entity (individual or corporate) has a copyright on the body of the work. Scholars believe, and we concur, that this work is important enough to be preserved, reproduced, and made generally available to the public. We appreciate your support of the preservation process, and thank you for being an important part of keeping this knowledge alive and relevant.

A Treatise on the Origin, Progressive Improvement, and Present State of the Silk Manufacture (Classic Reprint)

A Treatise on the Origin, Progressive Improvement, and Present State of the Silk Manufacture (Classic Reprint) PDF

Author: George Richardson Porter

Publisher:

Published: 2016-06-22

Total Pages: 368

ISBN-13: 9781332860999

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Excerpt from A Treatise on the Origin, Progressive Improvement, and Present State of the Silk Manufacture Various Changes of the Worm - Its small Desire of Locomotion. Manner of casting its Exuvim. Sometimes cannot be fully accomplished. Con sequent Death of the Insect. - Progress of its Existence. Material 01' which its Silk is formed. Mode of its Secretion. Manner of Spinning. Floss Silk. The Cocoon. Its Imperviousness to Moisture. Trans formation of Worm into a Chrysalis. - Periods in which its various Pro. Gressions are effected in different Climates Effects of increased 'i'em perature Modes of artifimal Heating. Coming forth of the Moth. Manner of its Extrication. Increase in Weight and Bulk of the Silk worm. - Number of Eggs produced. Length, &c. At different Ages Silkworms imuriously affected by Change of Climate. - Varieties of Silk worms. Small Worms - Large Species. - Produce yielded by these. 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.