OCEAN STEAMERS for SALE. For Sale, the well-known steamships WASHINGTON and HERMANN, heretofore employed in the United States mall service between New-York, Southampton, and Bremen. These ships were built with great care, of the best materia:s in every departmefit under the inspection of an oMMcer of the United States navy. They are about 2100 tons burden, the dimensions of the Washington being 250 feet, length 39 feet beam, and 34 feet depth of hold, and of the Hermann 240, 40, and 31 feet. Each vessel is fitted with two marine side lever engines, cylinders of 72 inches and 40 feet stroke, bollers, c., all in complete order, and is furnished with coal bunkers capable of stowng 1000 tons of coal, leaving freight room for about 550 tons measurement. There are good passenger accommodations for 300 persons in each ship. These ships will be sold with all the furniture, tackle standing and running gear, anchors, chains, and sables, cabin furniture, bedding, table service, glass ware, crockery, mirrörs, c. If not previously disposed of at private. sale they will be offered at public auction at the Merchants Exchange, in the city of! New-Vork, Ön the first day of June next, and there and then söld to the highest bidder without reserve. For further particulars apply at the office of the Ocean Steam Navigation Company, 14, South William street, New-York; or to Croskey and Co., Southampton, and 2, Royal Exchange-buildings, London; or. to Theodor Andersson C:o, Stockholm, J4 44 Skeppsbron.