 | James Rosser - 1877 - 174 pages
...amplitude of the sun, and deduce the variation of the compass therefrom. He must know how to lay off the place of the ship on the chart, both by bearings...and by latitude and longitude. He must be able to determine the error of a sextant, and to adjust it ; also to find the time of high water from the known... | |
 | William Henry Rosser - 1877 - 158 pages
...compass therefrom. Be must know how to lay off the place of the ship on the chart, both by bearings cf known objects, and by latitude and longitude. He must be able to determine the error of a sextant, and to adjust it ; also to find the time of high water from the known... | |
 | George Christopher Davies - Sailing - 1880 - 220 pages
...amplitude of the sun, and deduce the variation of the compass therefrom. He must know how to lay off the place of the ship on the chart both by bearings...and by latitude and longitude. He must be able to determine the error of a sextant, and to adjust it ; also to find the time of high water from the known... | |
 | Thomas Liddell Ainsley - 1880 - 482 pages
...longitude by chronometer by tho usual methods. He must know how to lay off tho place of tho ship on tho chart, both by bearings of known objects, and by latitude and longitude. lie must be able to dntcrmina tho error of a sextant, and to adjust it ; also to find tho time of high... | |
 | United States. Department of the Treasury. Bureau of Navigation - Merchant marine - 1885 - 796 pages
...deduce the variation of the compass therefrom ; he must know how to lay off the place of the sliip on the chart, both by bearings of known objects and...latitude and longitude; he must be able to use a sextant aud determine its error and adjust it, and find the time of high water from the known time at full... | |
 | Canada, Harris Harding Bligh - Administrative law - 1889 - 1152 pages
...amplitude of the sun, and deduce the variations of the compass therefrom. He must know how to lay off the place of the ship on the chart, both by bearings...and by latitude and longitude. He must be able to determine the error of a sextant and to adjust it ; also to find the time of high water from the known... | |
 | George Christopher Davies - Boats and boating - 1922 - 204 pages
...amplitude of the sun, and to deduce the variation of the compass therefrom. He must know how to lay off the place of the ship on the chart both by bearings...and by latitude and longitude. He must be able to determine the error of a sextant, and to adjust it; also to find the time of high water from the known... | |
 | Great Britain. Parliament. House of Commons - Bills, Legislative - 1867 - 830 pages
...and be able to find the longitude by chronometer by the usual methods. He must know how to lay off the place of the ship on the chart, both by bearings of known objects, and by latitute and longitude. He must be able to determine the error of a sextant, and to adjust it, also... | |
 | Trade Board of - 1858 - 596 pages
...chronometers by the usual methods. He must know how to lay off the place of the ship on the cliart, both by bearings of known objects, and by latitude...a sextant and determine its error, and adjust it, and find the time of high water from the known time at full and change. In SEAMANSHIP.—In addition... | |
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He must know how to lay off the place of the ship on the chart, both by bearings' of known objects, and by latitude and longitude. 
