
Isaac Newton’s Reflecting Telescope (replica)
1668; 1924
1668; 1924
1862
1860
1866
1862
1830 (original); 1967 (model)
1839 (original); circa 1988 (replica)
1862-1863
1862-1863
1860
2000-100 BCE
1865
1864
1860
1955; 1830
1861-1866
circa 1861
1862
circa 1860
circa 1861
1865
1862
1867
1867
1863-1865
1861
1861
1867
1865-1866
1865
1893-4
1866
1934
1863-7
1867
1860
1865
1860
1860
1868
1772 (original); 1919 (model)
1862
1990-96
1865
circa 1860
1801-1840 (original); 1901 (model)
1775-1799 (original); 1900-1907 (model)
c1860
1930 (replica); 1834 (original)
1864