 | U.S. Coast and Geodetic Survey - 1921 - 200 페이지
...lights of such private code may be reduced to 3 feet if necessary. (a) By day such surveying vessel may carry in a vertical line, one over the other, not...highest and lowest shall be globular in shape and. green in color, and the middle one diamond in shape and white. (6) Vessels of the Coast and Geodetic... | |
 | austin m. knight - 1921 - 990 페이지
...the other, not less than six feet apart, where they can best be seen, three shapes not less than two feet in diameter, of which the highest and lowest...color, and the middle one diamond in shape and white. NOTE 6.—The middle one of these lights, being white, will usually be seen before the others, and... | |
 | Austin Melvin Knight - 1921 - 860 페이지
...the other, not less than six feet apart, where they can best be seen, three shapes not less than two feet in diameter, of which the highest and lowest...in color, and the middle one diamond in shape and ivhite. NOTE 6. — The middle one of these lights, being white, will usually be seen before the others,... | |
 | 1949 - 328 페이지
...surveying, may carry in a vertical line, one over the other not less than 6 feet apart where they 5 can best be seen, three shapes not less than 2 feet...highest and lowest shall be globular in shape and green in color and the middle one diamond in shape and white. Vessels of the Coast and Geodetic Survey... | |
 | Hubert Stuart Moore, Norman Duncan - 1922 - 804 페이지
...middle light shall be white, and they shall be of such a character as to be visible all ro und the horizon, at a distance of at least 2 miles. By day...highest and lowest shall be globular in shape and red in colour, and the middle one diamond in shape and white. (c.) The vessels referred to in this Article... | |
 | Henry John Wastell Coulson, Urquhart Atwell Forbes - 1924 - 832 페이지
...the middle light shall be white, and they shall be of such a character as to be visible all round the horizon, at a distance of at least 2 miles. By day...highest and lowest shall be globular in shape and red in colour, and the middle one diamond in shape and white. (c.) The vessels referred to in this Article... | |
 | Great Britain. Hydrographic Department - 1925 - 490 페이지
...anchor, in a fairway and employed in hydrographic surveying : — 40 By day, such surveying vessel may carry in a vertical line one over the other, not less...highest and lowest shall be globular in shape and green in colour, and the middle one diamond in shape and white. 45 By night, where they can best be... | |
 | Great Britain. Board of Trade - 1926 - 200 페이지
...the middle light shall he white, and they shall be of such a character as to be visible all round the horizon, at a distance of at least 2 miles. By day she shall carry in a vertical line one over the other, not leas than 6 feet apart, where they can best be seen, three shapes not less than 2 feet in... | |
 | U.S. Coast and Geodetic Survey - 1928 - 1006 페이지
...surveying vessel of the Coast and Geodetic Survey, under way and employed in hydrographic surveying, may carry in a vertical line, one over the other not less...apart where they can best be seen, three shapes not les than 2 feet in diameter of which the highest and lowest shall be globular in sbape and green in... | |
 | United States. Department of State - 1929 - 982 페이지
...character as to be visible all round the horizon at a distance of at least 2 miles; and shall by day carry in a vertical line, one over the other not less than 6 feet apart, where they can best be seen, two black balls or shapes each 2 feet in diameter. (6) A vessel employed in laying or in picking up... | |
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By day she shall carry in a vertical line one over the other, not less than 6 feet apart, where they can best be seen, three shapes not less than 2 feet in diameter... 
