
Isaac Newton’s Reflecting Telescope (replica)
1668; 1924
1668; 1924
1830 (original); 1967 (model)
1839 (original); circa 1988 (replica)
1895
1895
1896
1955; 1830
1892
1872 (original); 1909 (model)
1896
1896
1894
1934
1896
1892
2000-100 BCE
1896
1893-4
1891
1893
1894
1896
1772 (original); 1919 (model)
1895
1990-96
1896
1705-1737
1894
1801-1892 (prepared); 1946 (element replaced)
1934
1894
1896
1775-1799 (original); 1900-1907 (model)
1893
1894
1930 (replica); 1834 (original)
1801-1840 (original); 1901 (model)
4000-2001 BCE
1894
1894
1892
1610; 1923
1925; 1862
1936
1990-95
1896
1892
1730-1760 (original); 1931-1939 (replica)
1834-1836
1960-1979