
Three-ring Enigma cypher machine in oak wood transit case
1934
1934
1935
1936
1935
1936
1839 (original); circa 1988 (replica)
1936
1935
1928
1936
1934
1932
1955; 1830
1935
1927-1929
1932-1936
1934-1935
1934
1937
1931
1931
1927
1937
1930
circa 1930
1932
1928
1935
1927
1933
1936
1929-1935
1928
1935
1934
1936
1934
1929-1935
1931
2000-100 BCE
Before 1932
before 1928
1932
1930-1931
1937-1937
1928
1931
1933
1927
circa 1930