American, established 1958

American, born 1949

English, 1748–1781

American, active 1898–c. 1960

partnership active 1799–1803

American, partnership active 1842–1849

American, partnership active 1825–1846

American, active 1887–1921

American, active 1845–1899

American

English, active 1804–1813

French, active 1858–1956

American, active 1931–1971

French, active 1972–1992

Italian, active 1984–87

Rome, active mid–late 18th century