
Three-ring Enigma cypher machine in oak wood transit case
1934
1934
1949
1942
1946
1938-1940
1945
1948-1950
1839 (original); circa 1988 (replica)
1936
1949
1935
1830 (original); 1967 (model)
1903 (original); 1982 (model)
1990-96
1943
1934-1935
1950
1938
1947
1938
1948
1938
1935
1938
1940
1950
1955; 1830
1950
1935
1950
1934
1937
1949
1946
1937
1944
circa 1942
1935
1933
1939
1936
1946-1948
1938 and 1951
1935
1944-1945
1934
1936
1934
2000-100 BCE
1940-1944