Dissecting microscope used by Sir Ronald Ross
1890-1910
1890-1910
1930
1926-1936
1970-1985
1930
1930-1940
1925-1935
1871-1900
1920-1930
circa 1927
1900-1920
1917
1934
1881-1900
1951
1928-1938
1958
1933-1943
1932-1938
1920-1950
1890-1908
circa 1900
1950-1960
1930-1940
circa 1900
1905
1949-1953
1930-1940
1895-1905
circa 1925
1925
1883
1930-1940
1968-1972
1955-1965
1880-1920
1958-1965
1975-1985
1932
1900-1950
1930
1975-1985