The sailor's sea-book1879 |
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Страница v
... Parallel Sailing by Inspection Middle Latitude Sailing by Inspection Mercator Sailing by Inspection A Day's Work and how to keep the Log Day's Work by Inspection " " 99 " " " " · by Construction or Projection various examples • 1 • 5 ...
... Parallel Sailing by Inspection Middle Latitude Sailing by Inspection Mercator Sailing by Inspection A Day's Work and how to keep the Log Day's Work by Inspection " " 99 " " " " · by Construction or Projection various examples • 1 • 5 ...
Страница 6
... parallel ruler , a pair of compasses with a pencil attached , a pair of common compasses ( or dividers ) , and a pair of heavy parallel rulers about 18 inches or 2 feet in length . THE PROTRACTOR . In cases of instruments there is ...
... parallel ruler , a pair of compasses with a pencil attached , a pair of common compasses ( or dividers ) , and a pair of heavy parallel rulers about 18 inches or 2 feet in length . THE PROTRACTOR . In cases of instruments there is ...
Страница 7
... parallel of 8 until it reaches 2. It need hardly be suggested that whether we assume the little squares to represent one mile or ten , whichever is adopted , the same scale must be preserved throughout the operation . When they are ...
... parallel of 8 until it reaches 2. It need hardly be suggested that whether we assume the little squares to represent one mile or ten , whichever is adopted , the same scale must be preserved throughout the operation . When they are ...
Страница 8
James Greenwood William Henry Rosser. the parallel of 4 on the right - hand extremity of the protractor , and then stretch the other point along the parallel to the perpendicular line of 0. Again , sup- pose we now wish to measure off ...
James Greenwood William Henry Rosser. the parallel of 4 on the right - hand extremity of the protractor , and then stretch the other point along the parallel to the perpendicular line of 0. Again , sup- pose we now wish to measure off ...
Страница 15
... parallel passing midway between them ; hence half - way between the Lat . left and Lat . in . The Longitude of a place is the angular distance of the meridian passing over the place from the first meridian , reckoned on the equator ...
... parallel passing midway between them ; hence half - way between the Lat . left and Lat . in . The Longitude of a place is the angular distance of the meridian passing over the place from the first meridian , reckoned on the equator ...
Чести термини и фразе
altitude anchor angle apply bearing boat centre chart chro chronometer Circle Sailing cloth boards Colonel Sir William compass course correct magnetic course and distance Dead Reckoning deck Deviation Diff direction Dist Distance Signals East easterly Edition Engineers equator Flags gale give Greenwich mean hauled HENRY LAW hoist horizon Hour-angle hurricane iron latitude leeway light Long LUDGATE HILL mast meridian meridian altitude miles minutes Naut Nautical Almanac Navigation noon North northern hemisphere numerous Illustrations observed parallel parallel ruler Parallel Sailing Pennant pieces of timber Plates port practical protractor quadrant RALPH TATE rigging rope Rudimentary Treatise rule SCOTT BURN semicircle sextant Ship Date ship's head ship's place side Sir William Reid South southern Steam Ships steered storm subtract sun's lower limb tion track Traverse Table true course tude variation vessel West whirlwind William Reid wind Woodcuts yard
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