 | 1949 - عدد الصفحات: 328
...and Geodetic Survey, when at anchor in a fairway on surveying operations, shall display from the mast during the daytime two black balls in a vertical line...manner. In the case of a small vessel the distance 15 between the balls and between the lights may be reduced to 3 feet if necessary. Such vessels, when... | |
 | U.S. Coast and Geodetic Survey - 1928 - عدد الصفحات: 1006
...anchor in a fairway i surveying operations, shall display from the mast during the daytime two ack balls in a vertical line and 6 feet apart. At night two red lights shall displayed in the same manner. In the case of a small vessel the distance tween the balls and between... | |
 | U.S. Coast and Geodetic Survey - 1937 - عدد الصفحات: 402
...and Geodetic Survey, when at anchor in a fairway on surveying operations, shall display from the mast during the daytime two black balls in a vertical line and 6 feet apart. At uight two red lights shall be displayed in the same manner. In the case of a small vessel the distance... | |
 | U.S. Coast and Geodetic Survey - 1943 - عدد الصفحات: 440
...and Geodetic Survey, when at anchor in a fairway on surveying operations, shall display from the mast during the daytime two black balls in a vertical line, and 6 feet apart. 35 At night two red lights shall be displayed in the same manner. In the case of a small vessel the... | |
 | U.S. Coast and Geodetic Survey - 1947 - عدد الصفحات: 694
...and Geodetic Survey, when at anchor in a fairway on surveying operations, shall display from the mast during the daytime two black balls in a vertical line...between the balls and between the lights may be reduced 20 to 3 feet if necessary. Such vessels, when at anchor in a fairway on surveying operations, shall... | |
 | 1975 - عدد الصفحات: 1000
...operations, shall display from the mast during the daytime two black balls in a vertical line not less than 6 feet apart. At night two red lights shall be displayed...the balls and between the lights may be reduced to not less than 3 feet if necessary. (e) Such vessels, when at anchor in a fairway on surveying operations,... | |
 | 1972 - عدد الصفحات: 620
...operations, shall display from the mast during the daytime two black balls in a vertical line not less than 6 feet apart. At night two red lights shall be displayed...the balls and between the lights may be reduced to not less than 3 feet if necessary. (e) Such vessels, when at anchor in a fairway on surveying operations,... | |
 | 1979 - عدد الصفحات: 968
...operations, shall display from the mast during the daytime two black balls in a vertical line not less than 6 feet apart. At night two red lights shall be displayed...distance between the balls and between the lights may be re- . duced to not less than 3 feet if necessary. (e) Such vessels, when at anchor in a fairway on... | |
 | 1977 - عدد الصفحات: 884
...operations, shall display from the mast during the daytime two black balls In a vertical line not less than 6 feet apart. At night two red lights shall be displayed...vessel the distance between the balls and between the llghte may be reduced to not less than 3 feet If necessary. (e) Such vessels, when at anchor In a fairway... | |
 | 1980 - عدد الصفحات: 1094
...operations, shall display from the mast during the daytime two black balls in a vertical line not less than 6 feet apart. At night two red lights shall be displayed...the same manner. In the case of a small vessel the distanee between the balls and between the lights may be reduced to not less than 3 feet if necessary.... | |
| |
... 6 feet apart. At night two red lights shall be displayed in the same manner. In the case of a small vessel the distance between the balls and between the lights may be reduced to not less than 3 feet if necessary. 
