'Dr Syntax and his wife making an experiment in pneumatics', print, London, England, 1820
1820
1820
1826
1825
1955; 1830
1826
1825
1820-1830
2000-100 BCE
1893-4
1863-7
1827
1829
1705-1737
1824
circa 1821-1825
1826
1821
1821
1822
1772 (original); 1919 (model)
1826
1819
1775-1799 (original); 1900-1907 (model)
1830
1990-96
1823
1824
1830
1820
1821
1821
1829
1829
1828
1870-1877
1826
1830 (original); 1967 (model)
1829
1829
1823-1825
4000-2001 BCE
1823-1825
1826
10000-5000 BCE
1910-130
1820
1820-1830
1826
1821
circa 1830