
Isaac Newton’s Reflecting Telescope (replica)
1668; 1924
1668; 1924
1875
1830 (original); 1967 (model)
1874
1839 (original); circa 1988 (replica)
1875
1877
1878
1955; 1830
1875
1872 (original); 1909 (model)
1875
1876
1878
1934
1874
1876
1893-4
2000-100 BCE
1873
1772 (original); 1919 (model)
1990-96
1876
1878
1877
1875
1878
1888
1934
1775-1799 (original); 1900-1907 (model)
1930 (replica); 1834 (original)
1874
1873
1873
1878
1875-1877
1705-1737
1801-1840 (original); 1901 (model)
4000-2001 BCE
1875-1878
1873
1610; 1923
1877
1877
1878
1925; 1862
1936
1874
1874
1990-95