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SPECIAL NOTICE TO MARINERS, No. 502.
CHINA SEA.
SHANGHAI DISTRICT,
Yangtze River North Channel Entrance.
Drinkwater Point Light-vessel to be Temporarily Withdrawn and
Replaced by the Tienching Light-vessel.
NOTICE is hereby given that on or about the 1st May, 1918, the Drinkwater Point Light-vessel, moored in the North Channel Entrance to the Yangtze River, will be tem- porarily withdrawn from her station and replaced by the Tienching Light-vessel.
The Tienching is a steel vessel, 83 feet in length, painted red. The Light, which is exhibited from a lantern carried by an iron trestle structure, is Dioptric, of the Sixth Order, showing an occulting white light every 3 seconds, thus:
Light,...
Eclipse,
03 second.
2.7 seconds.
The centre of the Light is 35 feet above the water, and the Light should be visible in clear weather at a distance of 10 nautical miles. A black drum encircles the trestle below the lantern as a daymark. During foggy or thick weather a gong will be beaten at short intervals.
COAST INSPECTOR'S OFFICE,
SHANGHAI, 22nd April, 1918.
W. FERD. TYLER,
Coast Inspector.
SPECIAL NOTICE TO MARINERS, No. 503.
Marine Department Charts.
THE following new chart is now on sale at the Coast Inspector's Office
No. 13.-Upper Yangtze River: Chungking Harbour. Price $3.
The following charts have also recently been issued: ---
No. 12.-Yangtze River (Sheet 3): Kiushan Point to Bate Point. Published
15th March, 1918.
No. 11-Ouchiang, or Wenchow River: Rocky Point to Wenchow City. Pub-
lished 1st February, 1918.
No. 10.--Liao River, including the Port of Newchwang. Published 25th Sep-
tember, 1917.
No. 1.-North and South Channel Entrances to the Yangtze River and their Approaches. New edition, 15th June, 1917, with corrections to Jan- uary, 1918.
No. 7. The Whangpoo (Sheet 1): No. 8. The Whangpoo (Sheet 2): No. 9.--The Whangpoo (Sheet 3):
Price $2 each.
Woosung to Kaochiao Creek. Kaochiao Creek to Yangtzepoo. Yangtzepoo to Lunghwa Creek.
COAST INSPECTOR'S OFFICE,
SHANGHAI, 22nd April, 1918.
W. FERD. TYLER, Coast Inspector.
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