American, working Chestertown, 1790-c. 1795; working Annapolis, 1799-1801

American, 1773-1822; working Baltimore 1801-1822

American, 1765-1816

1774-1868

American, born Ireland, c. 1735-1799

American, died 1801; working Baltimore, 1794-1799

American, c. 1780-before 1850

English

American, born Switzerland, 1799-1888

1764-1800

English, working 1799-c. 1812

English, London, working together with William Pitts 1791-1799