Telescope by Galileo (replica)
1610; 1923
1610; 1923
1834-1836
1829
1844
1842
1829
1775-1799 (original); 1900-1907 (model)
1839 (original); circa 1988 (replica)
1930 (replica); 1834 (original)
1840
1829
1833
1831
1831
1840
1833
1990-96
1834
1772 (original); 1919 (model)
1934
1801-1840 (original); 1901 (model)
1830
1838
1705-1737
1838
1834
1844
1838
1832
1835
1834
1828
1930 (replica); 1834 (original)
1837
4000-2001 BCE
circa 1840
2000-100 BCE
1830
1843
1837
c.1837
1863-7
circa 1840
1870-1877
1844
1840
1836
1838
1840s
1834-1844