
Model of human eye
1870
1870
1862
circa 1871
1852
1875
1775-1799 (original); 1900-1907 (model)
1853-1857
1871
1870
1830 (original); 1967 (model)
1854
1856
1857-1870
1858
2000-100 BCE
1870s
1934
circa 1860
1855
circa 1854
1860
1863-1865
1860
1865
1855-1870
1851
1871
circa 1854
1875
1955; 1830
1872
1858
1893-4
1860
1876
1872 (original); 1909 (model)
circa 1868
1867
1867
1858
1855
1856
1867
1865-1866
1851
1863-7
1851
1852
1861-1866
1864