Geometrical and Graphical Essays: Containing a General Description of the Mathematical Instruments Used in Geometry, Civil and Military Surveying, Levelling, and Perspective; with Many New Practical Problems, Illustrated by Thirty-four Copper Plates |
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Geometrical and Graphical Essays, Containing, a General Description of the ... Sir William Jones,George Adams No preview available - 2015 |
Common terms and phrases
acres adjusted altitude axis beam compasses Bisect brass centre chains chord circle circumference circumferentor decametre describe diameter difference direction divided divisions draw a line edge error feet field book figure fixed foot girt given line given point gives ground height horizon glass horizontal inches instrument intersection length limb mark measure meridian method minutes move moveable needle nonius object observation offsets parallel rule parallelogram perpendicular plane plate 9 plotting pole polygon PROBLEM proportion protractor quadrant radius right angles right ascension right line ruler scale of equal screw secant sector sextant shew shewn side sight sine slide slider socket spirit level square staff star station line straight line subtracted sun's survey taken tance tangent telescope theodolite tion toises transverse distance transverse measure trapezium triangle vanishing point vertical