'Dr Syntax and his wife making an experiment in pneumatics', print, London, England, 1820
1820
1820
2000-100 BCE
1893-4
1863-7
1705-1737
1821
1821
1822
1772 (original); 1919 (model)
1819
1775-1799 (original); 1900-1907 (model)
1990-96
1820
1821
1821
4000-2001 BCE
10000-5000 BCE
1910-130
1820
1821
1818
1820
1820
circa 1820
1713-1750
1820
1819-1821
1821
1819
1820
1817
1820
1821
1822
1820
1821
1692-1730
1822
1820
1822
1822
1940-1050
1822
1821
1822
1819
1819
8500-2000 BCE
5000-500 BCE
1817