1799-1883, bobbin manufacturer; aeronautical engineer; portrait photographer, English, British Stringfellow, John 1799 - 1883
1798-1866, mechanical engineer, patentee for screw-propeller, Southwark, London, England, British; English Lowe, James 1798 - 1866
1799-1852, engineer; inventor of types of steam carriage, British; English Hancock, Walter 1799 - 1852
1798/9-1845, natural philosopher; Church of England clergyman, Irish; British Coddington, Henry 1798 - 1845
1798-1860s, philosophical and scientific instrument maker; mechanist, English, British Reid, William 1798 - 1869
active 1830-1859, optical, mathematical & philosophical instrument maker, English; British Ross, Andrew 1798 - 1859
active 1823-1849, optician and optical instrument maker, French Soleil, Jean-Baptiste François 1798 - 1878