The New Practical Navigator: Being a Complete Epitome of Navigation: to which are Added, All the Tables Requisite for Determining the Latitude and Longitude at Sea: Containing the Different Kinds of Sailing, and Necessary Corrections for Lee-way, Variation, &c. Exemplified in a Journal at Sea ... The Whole Illustrated with Engravings ...
F. and C. Rivington, 1810 - 336 páginas
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anchor angle apparent altitude arch azimuth Bearing and Distance brace cable centre Co-secant co-sine Co-tang column compass correction degrees diff of lat diff of long difference of latitude difference of longitude Dist draw east Epact equator EXAMPLE fathoms find the Diff fore Funchal given Greenwich guns half halyards haul high-water horizon hypotenuse Latitude and Departure line of numbers line of sines logarithm mast Mercator's Sailing meridian meridian altitude Middle Latitude miles minutes moon moon's nearest noon observation parallax parallel perpendicular Plane Sailing quadrant radius remainder right ascension right line rope Secant sextant ship ship's shore side star star's stay-sail steer subtract Suppose tack Tangent tide top-mast Traverse Table true altitude true amplitude tude variation wind yards zenith distance
Página 267 - Adrift, the state of a ship or vessel broke loose from her moorings, and driven without control, at the mercy of the wind, sea, or current.
Página 157 - The next item is $3,600 to provide for the changing of two stack elevators, one on the east and one on the west side of the building.
Página 117 - These contrary winds do not shift from one point to its opposite all at once ; in some places the time of the change is attended with calms, in others by variable winds ; and it often happens on the...
Página 16 - EXAMPLE. If the diameter of a circle be 7 inches, and the circumference 22, what is the circumference of another circle, the diameter of which is 14 inches ? Extend from 7 to 22, that extent will reach from 14 to 44 the same way.
Página 3 - In a right triangle, the side opposite the right angle is called the hypotenuse, and the other two sides the legs.
Página 325 - FRANKINCENSE, is to be thrown gently into the Fundament, with a proper Instrument, or the Bowl of a Pipe covered, so as to defend the Mouth of tlie Assistant.
Página 14 - I tenth part ; and the next 2, 2 tenth parts; and 10 at the end will be but one whole number or integer. As the figures are increased or diminished in their value, so in like manner must all the intermediate strokes or subdivisions be increased or diminished ; that is, if the first...
Página 281 - Man the yards. — Is placing men on the yards, in the tops, on the ladder, &c., to execute any necessary duty. Mind the service. — Put on more service. Messenger. — A small kind of cable, which being brought to the capstan, and the cable by which the ship rides made fast to it, it purchases the anchor. To Miss stays.
Página 283 - To elevate any distant object at sea by approaching it ; thus, to raiie the land is used in opposition to lay the land. To Rake. To cannonade a ship at the stern or head, so that the balls scour the whole length of the decks. Range of Cable. A sufficient length of cable drawn upon deck before the anchor is cast loose, to admit of its sinking to the bottom without any check.