The compleat surveyor: containing the whole art of surveying of land, by a new instrument lately invented; as also by the plain table, circumferentor, the theodolite as now improv'd, or by the chain only / Containing plain and easy directions in several kinds of mensurations, and other things necessary ... in a work of this nature. By William Leybourn. The whole altered and amended, and two entire books added by the author.

  • Leybourn, William, 1626-1716.
Date:
1722
Catalogue details

Licence: Public Domain Mark

Credit: The compleat surveyor: containing the whole art of surveying of land, by a new instrument lately invented; as also by the plain table, circumferentor, the theodolite as now improv'd, or by the chain only / Containing plain and easy directions in several kinds of mensurations, and other things necessary ... in a work of this nature. By William Leybourn. The whole altered and amended, and two entire books added by the author. Source: Wellcome Collection.

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    P R E F A C E* not \n the former Editions, and indeed mofl of them not be¬ fore Printed-, they may be juflly accounted Efficient Rea¬ sons for Publtjhing this fijth 'Edition. Neverthelefs, it may not be improper to give the Reader a fummary Account of the principal Improvements. The Author, long before his Death, made feveral Remarks, not publt/h'd in the jormer Editions. In the firfl Book, the various Cafes, of which fame Pro¬ blems admitted, are in this fupply'd. In the fecond Book is an Account of an Injlrument, by him contrived. In the third Book the Tables of Logarithms, Sines andTan- gents are more commodtoufly placed j and a fuller Defcn- ption and U/e of the Artificial Lines of Numbers, Sines and Tangents added. In the fourth Book, fiveral Problems are omitted, becaufe performed with more Expedition and Accuracy, by Methods laid down in the following Books. And feveral Problems added relating to cajling up the Con¬ tents of Lands, by Methods more concife and ready, and more fit for a PraBittoner, than any heretofore Publifh’d. And alfo feveral Remarks on the modern Water-Level. The fifth and fixth Books are entirely new -, and contain the Defcription and Ufe of a new Injlrument, invented by the Author, and his Method of Surveying by the Chain only, &c. And after the feventh, eighth, and ninth Books, which in the fourth Edition, were the fifth, fixth and feventh, there is added an Appendix, by Mr. Cunn, con¬ taining feveral pratlical Obfervations of Matters occurring tn his Method of Surveying. A more particular Account, of all which, you have in the fable of Contents. h