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 574
^.Z&ffebyd jcufo* fy./S. z ^Ta.^28. … S jy 3h*7£ J28. DAYS WORKS, s*$ SECTION IX. Of a Ships Reckoning* 1106. A Ships reckoning is that account, whereby at any time itmay be known where the fhip is, and on what courfe or courfes fhe isto freer to gain her port. Dead reckoning, is that account deduced from the occurrenceswrote on the…
Navigation · Nautical astronomy · Fortification
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