
Three-ring Enigma cypher machine in oak wood transit case
1934
1934
1935
1935
1935
1934-1935
1839 (original); circa 1988 (replica)
1935
1936
1926
1927
1927
1935
circa 1930
1928
1936
1934
1935
1932
1932-1936
1937-1937
1928
1934
1937
1927
1937
1930
circa 1930
1935
1928
1935
1927
1933
1926
1936
1935
1934
1929-1935
1931
1924
1931
1927-1929
1932
1933
1926
1936
2000-100 BCE
Before 1932
before 1928
1932
1930-1931