
Isaac Newton’s Reflecting Telescope (replica)
1668; 1924
1668; 1924
1821
1820
1812
1810-1817
1812
circa 1810
1815
1815
1821
1812
1816
2000-100 BCE
1815
1813
1893-4
1863-7
1814
1821
1820
1821
1772 (original); 1919 (model)
1819
1990-96
1824
1811-1812
circa 1810
1823
1813
1820
1823
1815
1812
1821
1775-1799 (original); 1900-1907 (model)
1815
1824
1822
1814
4000-2001 BCE
1705-1737
1610; 1923
1813-1814
1818
1814
1936
1990-95
1814
1730-1760 (original); 1931-1939 (replica)
1642-1649 (original); 1883 (model)