
Three-ring Enigma cypher machine in oak wood transit case
1934
1934
1935
1830 (original); 1967 (model)
1935
1935
1934
1935
1940
1934
1932
1933
1939
1936
1935
1934
Before 1932
1937-1937
1937-1938
1937-1938
1933
1938
1938
1936
1938
1938
1938
1938
1940
1940
1936
1932
1955; 1830
1932-1936
1934-1935
1937
1937
1935
1938 and 1951
1936
1934
2000-100 BCE
1938-1940
1932
1935
1940
circa 1938
1938
1938
1935
1936