Three-ring Enigma cypher machine in oak wood transit case
1934
1934
1935
1834-1836
1830 (original); 1967 (model)
1935
1936
1935
1934
1839 (original); circa 1988 (replica)
1936
1934-1935
1936
1936
1937
1990-96
1935
1933
1934
1937
1936
1935
1935
1903 (original); 1982 (model)
1937
1937
c. 1933
1934
2000-100 BCE
1935
1934
4000-2001 BCE
1935
1955; 1830
1932
1935
1932-1936
1932
1934
1933
1937-1937
1935
1933
1933
1933
Before 1932
1936
Before 1932
1935
1935
1935-1936