E Leitz
1869 - 1987
1869 - 1987
1888 - 1939
1886 - 1926
1876 - 1934
1881 - 1952
1900 - 1998
1851 - 1857
1864 - 1943
1866 - 1943
1860 - 1984
1913 - 1929
1852 - 1923
1879 - 1962
1887 - 1966
1856 - 1936
1855 - 1941
1886 - 1997
1891 - 1901
1908 - 1964
1912 - 1961
1856 - 1865
1876 - 1953
1859 - 1922
1876 - 1987
1864 - 1922
1862 - 1877
1907 - 2002
1864 - 1922
1892 - 1951
1855 - 1921
1890 - 1922
1852 - 1895
1874 - 1923
1880 - 1922
1897 - 1907
1860 - 1862
1862 - 1872
1870 - 1874
1805 - 1903
1884 - 1922
1857
1851 - 1867
1881 - 1884
1861 - 1889
1861 - 1869
1858 - 1863
1865 - 1887
1874 - 1896
1876 - 1947
1893 - 1922