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
1933
1935
1936
1934
1937
1936
1936
1935
1935
1934
1935
c. 1933
1937
2000-100 BCE
4000-2001 BCE
1935
1937
1935
1934
1933
1934
1935
1935
1936
1937-1937
1933
1933
1935
1937
1936
1935
1935-1936
1935
1935
1935
1937