Elements of surveying and navigation : with a description of the instruments and the necessary tables (1847)
Davies, Charles, 1798-1876 · New York : A.S. Barnes & Co. · leaf 30
ke off the distance 2.34, we place onefoot of the dividers at /, and extend the other to e ; and totake off the distance 2.58, we place one fool of the dividersat p and extend the other to q. Remark I. If a line is so long that the whole of it can-not be taken from the scale, it must be divided,… … S\0 S\0 fiO 23. If, with any radius, as AC, we describe the quadrantCD, and then divide it into 90 equal parts, each part is called9 \egree 26 INTRODUCTION. Through C, and each point of division, let a chord bedrawn, and let the lengths of these chords be accurately laidoff on a scale : 3uch a…
Surveying · Navigation
Internet Archive · UMass Dartmouth, Claire T. Carney Library · Public Domain Mark 1.0. Free to use for anything.
