A Treatise of Practical Surveying: Which is Demonstrated from Its First Principles : Wherein Every Thing that is Useful and Curious in that Art is Fully Considered & Explained, Particularly Three New and Very Concise Methods for Determining the Arreas [sic] of Right-lined Figures Arithmetically, Or by Calculation, as Well as the Geometrical Ones Heretofore Treated of : the Whole Illustrated with Copper-plates |
Common terms and phrases
acres alfo Anfwer bafe baſe bearing becauſe bifect blank line cafe centre chains and links chord circle circumferentor Co-fec Co-fine Co-tang Secant Co-tang Tang column confequently cyphers decimal defcribe Dift Dist divided divifion draw eaft eaſt edge faid fame fecond fect feet fegments femicircle fide field-book figures fince firft ftation firſt fome four-pole chains fouth fquare root ftationary fuch fun's fuppofe furvey given half the fum inches infert inftrument interfection laft laſt lefs logarithm meaſure meridian diſtance multiplied muſt needle number of degrees obferve off-fets oppofite parallel parallelogram perches perpendicular Plate PROB protractor quotient radius refpective right angles right line ſcale Sine taken tangent thefe theo theodolite theſe thofe thoſe trapezium triangle ABC trigonometry true amplitude uſed variation weft whence whofe