A treatise on surveying and navigation: uniting the theoretical, the practical, and the educational features of these subjects (1852)
Robinson, Horatio N[elson], 1806-1867. [from old catalog] · Cincinnati, J. Ernst · leaf 193
perpendicular, on the meridian NC, and joinAB ; then B will be the place of the ship, AB her distance fromthe place which she left, A Cher difference of latitude, BC her de-parture, and BA C the course which she has made on the whole.Now, AB, AC, and BC being measured on the scale of equal… … * Two and | points is 25° 18 45, that is, take the chord of 25° 18 in thedividers, and set it off from s to a, and so on, for other angles. TRAVERSE SAILING. TRAVERS E TABLE. 189 Courses. Points. Dis. Diff. Lat. Dep. ~H 16 N. s. E. w. SL S.E.±E. 14.5 6.8 E. S. E. 6 23 8.8 21.3 S. IF. by w.\w. 54-…
Surveying · Navigation
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