
Isaac Newton’s Reflecting Telescope (replica)
1668; 1924
1668; 1924
1830 (original); 1967 (model)
1839 (original); circa 1988 (replica)
1890
1955; 1830
1890
1872 (original); 1909 (model)
circa 1890
circa 1890
circa 1890
circa 1890
1890
About 1890
1934
1890
1893-4
2000-100 BCE
1772 (original); 1919 (model)
1890
1990-96
1934
1775-1799 (original); 1900-1907 (model)
circa 1890
circa 1890
circa 1890
1930 (replica); 1834 (original)
1890
1705-1737
1801-1840 (original); 1901 (model)
4000-2001 BCE
1610; 1923
1925; 1862
1936
1890
1990-95
1834-1836
1730-1760 (original); 1931-1939 (replica)
circa 1890
1777 (original); 1894 (model)
1917-918
1890
300 BCE; 1905-1915
1960-1979
6000-5000BCE
1890s
1890
circa 1890
1890
1890
circa 1890