OAK, LIVE - See LIVE OAK (... ship, 1804)
OBDAM (Dutch steamship, 1889) - See: BRITISH QUEEN (British steamship, 1880)
OCEAN (Bremen ship, 1850)
OCEAN QUEEN (U.S. ship, 1850)
OCEAN QUEEN (U.S. steamship, 1858) - See: QUEEN OF THE PACIFIC (U.S. steamship, 1857)
ODER (Hamburg ship, 1851)
ODER (German steamship, 1873)
OHIO (British snow, 1841)
OHIO (German steamship, 1868)
OLBERS (Bremen ship, 1830) - See: ALEXANDER PETION (Russian frigate, ....)
OLBERS (Bremen ship, 1838)
OLBERS (Bremen ship, 1851)
OLBERS (Bremen bark, 1863)
OLBERS (German steamship, 1880)
OLIVER MOSES (U.S. ship, 1856)
OMAR (British steamship, 1921) - See: KÖNIGIN LUISE (German steamship, 1896)
ONDA (Danish bark, 1871) - See: HANSA (Bremen bark, 1852)
ONEGA (U.S. steamship, 1915) - See: BRITISH QUEEN (British steamship, 1880)
ONEIDA (U.S. ship, 1841)
ORAZIO (Italian steamship, 1894) - See: AMERICA (German steamship, 1862)
ORB (British snow, 1844)
ORELIA (British bark, 1825)
ORESTES (Bremen bark, 1853)
ORETO (Italian steamship, 1888) - See: CAMOENS (British steamship, 1871)
ORLANDA (German ship, 1913) - See: D. H. WÄTJEN (German ship, 1892)
ORLEANS (U.S. ship, 1833)
ORPHEUS (Bremen ship, 1854)
OULTON, CHARLES H. (British ship, 1873) - See: BAVARIA (U.S. ship, 1846)
OXENHOLME (British steamship, 1880) - See: ALLEMANNIA (German steamship, 1865)