Three-ring Enigma cypher machine in oak wood transit case
1934
1934
1834-1836
1934
1839 (original); circa 1988 (replica)
1933
1934
1931
1931
c. 1933
1934
4000-2001 BCE
2000-100 BCE
1933
1934
1931
1931
1932
1931
1934
1933
1931
Before 1932
1933
1931
Before 1932
1952-3
circa 1932
1932-1933
circa 1931
1990-95
1933
1903 (original); 1982 (model)
1933
1955; 1830
1932
1933
1933
1933
1933
1936
1933-09-11
1932
circa 1932
1934
1932
1934
6000-5000BCE
1933
1932
1960-1979