
Three-ring Enigma cypher machine in oak wood transit case
1934
1934
1899-1919
1906-1915
1839 (original); circa 1988 (replica)
1903
1907
1897-1898
1923
1904
1935
1901
1910
1922
1900
1903
1913-1923
circa 1910
1935
1915
1900
1914-1920
circa 1900
1920-1929
1935
1920-1925
1917
1915
1920-1935
1912
1931
1906
1902
1930
circa 1930
1910
1910
1901-1930
1925
1928
1914
1895
1896
after 1903
1910
1927
1924
1904
1908
circa 1930
1909