Three-ring Enigma cypher machine in oak wood transit case
1934
1934
1935
1834-1836
1935
1936
1935
1934
1937
1839 (original); circa 1988 (replica)
1936
1935
1937
1936
1934-1935
1935
1936
1934
1937
1936
1937-1938
1936
1938
1935
1935
1938 and 1951
1934
1935
1938
1937
2000-100 BCE
4000-2001 BCE
1935
1937
1935
1934
1938-1939
1938
1934
1938
1937-1938
1935
1935
1938
1936
1937-1937
1937-1938
1936-1939
1939
1938
1938