
Three-ring Enigma cypher machine in oak wood transit case
1934
1934
1935
1952-3
1830 (original); 1967 (model)
1928
1935
1936
1934
1936
1930
1935
circa 1930
1935
1936
1934
1932
1932-1936
1934-1935
1924
1931
1931
1931
1930
circa 1930
1928
1935
1928
1935
1933
1936
1935
1934
1929-1935
1931
1955; 1830
1928
1935
1934
1932
1933
1929-1935
1928
1936
1930
2000-100 BCE
1930-1931
before 1928
Before 1932
1932
1934