In the case of all these steamers, that is, of the Havre and Bremen, the Collins, the Aspinwall, and the Pacific lines, Commodore Perry reported that they "_were capable of being easily converted into war steamers of the first class_." PAPER F. OCEAN STEAM LINES OF THE WORLD. ------------------------------+--------------------------------+------+-------- LINE. |SERVICE. |Ships.|Tonnage. ------------------------------+--------------------------------+------+-------- Cunard, Paddle-wheel, |Liverpool, New-York, Boston, and| 8| 12,000 |Halifax, | | " Screw, | " " " " | 4| 4,800 North Atlantic Steamship Co., |St. John's and Portland, | 3| 4,800 European and American S. S. |Bremen, Antwerp, Southampton, & | 4| 10,000 Co.,|New-York, | | " " " " |Bremen, Antwerp, Southampton, to| 4| 9,000 |Brazil, | | London and Canada, |London and Montreal, | 2| 1,870 Liverpool and Canadian, |Liverpool and Quebec, | 4| 5,000 Liv., Philadelphia, and | " " New-York, | 4| 8,700 New-York,| | | Glasgow and New-York, |Glasgow and New-York, | 3| 6,200 Belgian Transatlantic, |Antwerp and New-York, | 4| 8,800 " " | " " Brazil, | 5| 6,500 Hamburg and American, |Hamburg and New-York, | 4| 7,300 " " Brazilian,[K] |Hamburg and Rio de Janeiro, | 2| 4,500 Genoa and Brazilian, |Genoa, " " | 4| 8,000 Royal Mail Co., |Southampton, West-Indies, | 18| 21,510 | Central America,| | | South-America,| | " " | " Per., Rio, Bahia, | 4| 6,820 | and La Plata,| | Pacific Steam Navigation Co., |Panama to Valparaiso and | 7| 5,719 |intermediate, | | Peninsular and Oriental Co., |Portugal, Spain, Malta, | 39| 49,416 |Alexandria, East-Indies, China, | | |and Australia, | | Europ. and Australian Royal |Southampton, Alexandria, Suez, | 7| 15,500 Mail Co.,|and Sydney, | | Australian Royal Mail Co., |Transport and other, | 4| 7,800