
Isaac Newton’s Reflecting Telescope (replica)
1668; 1924
1668; 1924
1898
circa 1897
circa 1900
1890-1900
circa 1900
1830 (original); 1967 (model)
1839 (original); circa 1988 (replica)
1897-1898
1897
1890
1899 - 1993
1888
1889
1898
1899
1895
1895
1896
circa 1900
1900
1899
1888
1955; 1830
1890
1892
1897
circa 1900
1900
1872 (original); 1909 (model)
1898
circa 1890
circa 1890
circa 1890
circa 1890
1890
1896
1896
About 1890
1894
1899
1895-1900
1899
1899
1890-1894
1934
1890-1894
1898
1896
1892