
Original preparation of quinine by Pelletier and Caveton
1820
1820
2000-100 BCE
1813
1820
circa 1810
1812
1815
1815
1815
1810-1817
1893-4
1863-7
1812
1812
1814
1816
1811-1812
1815
1775-1799 (original); 1900-1907 (model)
1772 (original); 1919 (model)
1819
1814
1813
4000-2001 BCE
circa 1810
1990-96
1705-1737
1820
1815
1812
1990-95
1610; 1923
1642-1649 (original); 1883 (model)
1960-1979
1668; 1924
1813-1814
circa 1810
circa 1810
1820
1817
1883-01
1817
1872-08
1820
1817
circa 3000 BCE
1810-1819
1810
1812
1812