The line of proportion or numbers, commonly called Gunter's line, made easie: by which may be measured all manner of superficies and solids; as Board, Glass, Pavement, Timber, Stone, &c. also, How to perform the same by a Line of Equal Parts, drawn from the Centre of a Two-Foot-Rule. Whereunto is added, The Use of the Line of Proportion Improved: Whereby all manner of Superficies and Solids, may both exactly and speedily be measured, without the help of Pen or Compasseses, by Inspection, looking only upon the Ruler. The ninth edition carefully corrected, and other new ways of measuring added. By William Leybourn.
- Leybourn, William, 1626-1716.
- Date:
- [1726?]
- Books
- Online
Online resources
About this work
Publication/Creation
London : printed by and for Tho. Norris: and sold by Edw. Midwinter at the Looking glass on London-Bridge, [1726?]
Physical description
[6],17,[1],168p. ; 120.
Contributors
References note
ESTC N33730
Reproduction note
Electronic reproduction. Farmington Hills, Mich. : Thomson Gale, 2003. (Eighteenth century collections online). Available via the World Wide Web. Access limited by licensing agreements.