21.   The British Admiralty had warned the Lusitania to avoid the area off the south coast of Ireland amid reports of submarine activity and the sinking of merchant ships.

22.   The Coast Guard reported late on Saturday that merchant ships in the search area had recovered the bodies of seven of the missing men.

23.   The best use for the deck gun is during encounters with unescorted merchant ships during transits to operational areas.

24.   The findings have prompted London to reopen a formal inquiry on the Derbyshire, the largest British merchant ship ever lost at sea.

25.   The greatest share of ocean noise is created by supertankers and other merchant ships that send sound waves miles ahead of their location, Scheifele said.

26.   The transaction was unusual because diamond buyers tend to prefer that the merchant ship the gems to a final destination rather than accepting transportation risks themselves, Wiener said.

27.   The voyage, on which Kortum served as acting mate, was the last of an American merchant ship under sail.

28.   They fired broadsides into hapless merchant ships, sent captives down the plank and took grim pleasure in torturing victims and even one another.

29.   When a merchant ships a product, he said, the merchant is obligated to uphold the laws of the jurisdiction to which it is being sent.

30.   When the wind failed, Kidd could push ahead relentlessly, taking over a becalmed merchant ship with ease.