
Isaac Newton’s Reflecting Telescope (replica)
1668; 1924
1668; 1924
1860
1850-1860
1830 (original); 1967 (model)
1853-1857
1858
1839 (original); circa 1988 (replica)
1860
1850-1856
1850-1859
1851
1850-1859
1853
1854
1850
1852
circa 1854
1850
1850-1860
1855
1860
1955; 1830
1857
1853
1858
1850
1856
1854
1858
1851
1934
1858-03-02
1851
1852
circa 1860
1859
1851
1893-4
circa 1854
1855
1858
1858
1857-1858
1857-1858
1857-1858
2000-100 BCE
1850-1857
1855
1856
1855-1860