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A CROSS-SECTION THROUGH THE LAMP OF THE LENS SHOWN ON 1'KE<'ED1XG I'AGE, 



SHOWING HOW THE LENS DIRECTS ALL THE LIGHT OUT IN 1\JUK 



BEAMS, IN TWO GROUPS 



tern, sometimes with a revolving lens was stranded near Cape Disappointment, 



supported like a pendulum to hang verti- and as it could not be gotten otT into the 



cally, so that the light beam will be kept sea again, it was hauled 700 vards across 



near the horizon regardless of the mo- the land through the woods and launched 



tion of the vessel An example is the j,, ^^^ Columbia River, 



recently completed Milwaukee light ves- ^j^^ light-ships, being necessarily near 



sel, which will show a double flash every .111 r ^1 ;^ii: 1^,1 



, rtA, • 1 , r -1 the channel ways, are frequently collided 



10 seconds. Ihis vessel has a fog signal ■ , t t 1 



giving two blasts each minute, with in- )vith. In January, 1912 a schooner ran 



tervals of 7 and 46 seconds. '"to Diamond Shoal light vessel. 1 he 



master, in his report, describes the dam- 



LIFE ON THE LIGHT-SHIPS age done and states that "the 6 seamen 



Life on a light-ship is somewhat dreary, and also the cook worked manfully all 



but not without excitement. During ev- night in trying to save the mainmast.' 



erv fog the crew on Nantucket ship know and that "repairs having been made, the 



that numerous vessels are headed directly light having been ke])t burning as usual, 



for them, and in a storm, anchored as and the ship kept in right position, unless 



thev are in the open sea. thev mav be very severe weather sets in the vessel 



far' from comfortable. The men in 'turn will stay here until relieved." 



are allowed liberal leave ashore. There The directions of the Superintendent 



are often serious difficulties in getting of Lights in 1829 to the master of a light 



coal and provisions to the ships on ex- vessel instruct him "not to slip or cut 



posed stations, so that it is necessary the cable, or suffer it to be done, in any 



that thev carrv sufficient supplies to last event, and if the vessel should be likely 



over stormy periods. to founder, to abandon her with his 



In 1899 tiie Columbia River light vessel crew." 



43 



