The elements of navigation : containing the theory and practice, with all the necessary tables, to which is added, a treatise of marine fortification ... (1754)
Robertson, J. (John), 1712-1776, Adams, Charles Francis, 1807-1886, former owner. BRL, Adams, John, 1735-1826, former owner. BRL, Boston Public Library) John Adams Library BRL · London : Printed for J. Nourse ... · leaf 180
Computations. ftf> find the leg opp. the glv. L. . (513)ARad := 90* oo 10,00000 T fin. hyp, = 64 40 9,95603Siin given z. = 64 35 9>95 579 T fin. op. leg = 54 43ake the given angle. 9,91187 To find the leg adj. the glv. Z_. (414)As Rad zzz 90* oo io,coooo To tan. hyp. = 64 40 10,32476So cof.…
Navigation · Nautical astronomy · Fortification
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