
Three-ring Enigma cypher machine in oak wood transit case
1934
1934
1931
1927
1927
circa 1930
1928
1934
1932
1934
1931
1931
1927
1930
circa 1930
1928
1932
1933
1924
1955; 1830
1928
1927
1933
1934
1934
1931
2000-100 BCE
Before 1932
before 1928
1932
1930-1931
1927-1929
1928
1933
1930
circa 1927
1929
1903 (original); 1982 (model)
1933
1933
1990-96
1830 (original); 1967 (model)
1952-3
1930
1839 (original); circa 1988 (replica)
1930 (replica); 1834 (original)
1934
1927
1801-1892 (prepared); 1946 (element replaced)
1932-1933
1934