Dissecting microscope used by Sir Ronald Ross
1890-1910
1890-1910
1864-1900
circa 1861
1862
after 1903
1915
1895
1855
1870
circa 1900
1878
1912
circa 1900
1903
1902
circa 1880
1900
1875
1884
1860
1917
1901
circa 1885
1895
1896
1906
1902
1910
1898
1901
1870-1910
circa 1905
1886
1906
1916
1858
1890-1910
1858-03-02
1865-1866
1860-1900
1915
1854
1851-1900
1880-1915
1904
1858
1875
1915-1917
1901
1870-1890