
Isaac Newton’s Reflecting Telescope (replica)
1668; 1924
1668; 1924
1821
1820
1821
2000-100 BCE
1893-4
1863-7
1821
1820
1821
1772 (original); 1919 (model)
1819
1990-96
1705-1737
1820
1821
1775-1799 (original); 1900-1907 (model)
1822
4000-2001 BCE
1610; 1923
1642-1649 (original); 1883 (model)
1818
1936
1990-95
1730-1760 (original); 1931-1939 (replica)
1960-1979
1777 (original); 1894 (model)
1818-1822
6000-5000BCE
300 BCE; 1905-1915
1820 - 1910
1807 - 1904
1819
1817
1883-01
1817
1730; 1967
1836-02
1872-08
1820
1889-02
1822
1774; 1923
1819
1819
1819
1821
1820
1820
circa 3000 BCE