A Treatise on Land Surveying

ABCD acres alidade base line Bearing calculated centre CHAPTER circle compass complete quadrilateral convenient corner cosec course cross-hairs desired desired line determined diagonals difference direction distance divided division draw drawn East equal feet field Field-notes figure fixed gamboge given line given point half horizontal inaccessible inch instrument intersection Latitudes and Departures length line of sight Longitude MAGNETIC BEARING marked measured Meridian method needle North object observed obtained offsets paper parallel pass perpendicular plane plat plate plumb-line preceding precisely prolonged protractor quadrilateral radius reading represent right angles scale screws side similar triangles sine South square chains stake station straight line subtract survey surveyor Table tangent telescope Theodolite Theorem tion township Transit trapezoid Trigonometry true North turn Variation Vernier Vernier scale vertical West whence