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 113
ch 13.77 14.51 +13.88 —14.56 14.56 202.0928 2* N51|° E 13.80 8.54 10.84 +8.61 +10.81 10.81 93.0741 3 E 21.25 21.25 +21.20 42.82 .... 4 S 56° E 27.60 15.44 22.88 -15.29 +22.82 86.84 1327.7836 5 S 33|0 W 18.80 15.72 10.31 —15.63 -10.36 99.30 1552.0590 6 N74i«W 30.95 8.27 29.83 +8.43 -29.91 59.03… … Remark. Wlien a bearing is due east or west, the errorin latitude is nothing, and the course must be subtracted from WITH THE COMPASS. 109 the sum of the courses, before balancing the columns of lati-tude. In the last example, the 3d bearing is due east, andthe first term of the several proportions…
Surveying · Navigation
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