A Compleat Treatise of Practical Navigation Demonstrated from It's First Principles: Together with All the Necessary Tables. To which are Added, the Useful Theorems of Mensuration, Surveying, and Gauging; with Their Application to Practice. Written for the Use of the Academy in Tower-Street |
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A Compleat Treatise of Practical Navigation Demonstrated From It's First ... Archibald Patoun No preview available - 2017 |
A Compleat Treatise of Practical Navigation Demonstrated From It's First ... Archibald Patoun No preview available - 2017 |
A Compleat Treatise of Practical Navigation Demonstrated from It's First ... Archibald Patoun No preview available - 2016 |
Common terms and phrases
alſo Altitude anſwering Arch Baſe becauſe Cafe called Chord Circle Circumference Co-fine Compaſſes conſequently Courſe and Diſtance Declination Degrees Dep Lat Departure deſcribe Diameter Diff Difference of Latitude difference of Longitude Dift Diſtance fail'd diurnal Motion Dominical Letter draw Earth Eaſt Ecliptick equal Equator Example fame fince firſt given half Horizon Hours Hypothenuſe Interfection Julian Period Knot laſt Lati leſs Logar Logarithm meaſure Meridian Miles Minutes Moon muſt North Number Obſervation oppoſite Parallel Parallel Sailing paſſing perpendicular Point Pole proper difference propoſed Radius Rectangular Trigonometry repreſent requir'd right Angles right Line Rumb Sailing ſame Secant ſecond Sect ſet ſeveral ſhall ſhe Ship's ſide ſince Sine South ſtanding ſtill Sun's Suppoſe a Ship Table Tang Tangent theſe thro tis plain Triangle true Courſe tude Weſt Weſterly whoſe
Popular passages
Page 19 - ... 1 and 6, 2 and 5, 3 and 4, 4 and 3, 5 and 2, 6 and 1 , 5 and 6, or 6 and 5.
Page 41 - IN a plain triangle, the fum of any two fides is to their difference, as the tangent of half the fum of the angles at the bafe, to the tangent of half their difference.
Page 39 - In any triangle, the sides are proportional to the sines of the opposite angles, ie. t abc sin A sin B sin C...
Page 4 - KCML, the sum of the two parallelograms or square BCMH ; therefore the sum of the squares on AB and AC is equal to the square on BC.
Page 53 - IT is well known, that the longitude of any place is an arch, of the equator, intercepted between the firft meridian and the meridian of that place ; and that this arch is proportional to the quantity of time that the fun requires to move from the one meridian to the other ; which is at the rate of 24 hours for 360 degrees; one hour for 15 degrees; one minute of time for.