
Compound monocular microscope
1870-1880
1870-1880
1893-1959
1875-1877
1870
1850-1880
1910-1920
1890-1910
1851-1900
07-04-1863
1903
1940
circa 1904-1907
1851-1855
1980
1880-1920
1830-1837
1833
1853-1858
1871
1900-1925
1871-1900
1900-1914
1850-1859
1949
1871-1900
1879
1860-1910
1910
1937
1800-1818
1910-1920
1915
1925-1940
1930-1955
1900-1935
1890-1900
1800-1818
1970-1985
1870-1880
1902-1929
02 February 1967
1890