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A system of geometry and trigonometry, together with a treatise on surveying ... Likewise, rectangular surveying ... To the whole are added, several mathematical tables, necessary for solving questions in trigonometry and surveying .. (1825) Flint, Abel, 1765-1825 · Hartford, O. D. Cooke & co. · leaf 55
urse added to 37° the fourth Course is 64^^which subtracted from 180© leaves 126°, according to Rule 3.The fourth and fifth Courses are one southerly and the othernortherly, and both westerly. According to Rule 2, 37° thefourth Course added to 49° the fifth Course, the sum 86° is theAngle at E. A… … SURVEYING. Ch. L. AB. N. 560 15^ E. 21.60 BC. N. 26 30 E. 13.44 CD. S. 71 30 E. 18.96 DE. S. 26 30 E. 13.44 EF. S. 71 30 W. 18.96 FG. S. 45 0 E. 8.47 GH. S. 63 30 E. 13.44 HI. N. 45 0 E. 8.47 IK. S. 26 30 E. 13.44 KL. S.. 45 0 W. 8.47 LM. s. 63 30 W. 13.44 MN. N. 76 0 W. 24.73 NA. N. 36 45 W. 30.… Surveying
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