
Three-ring Enigma cypher machine in oak wood transit case
1934
1934
1926-1932
1926
1931
2000-100 BCE
1927
1924
circa 1930
1930-1931
1932
before 1928
1932
1927
1930
1928
1925
1931
1932
1928
1923
1928
1955; 1830
1925-1928
1925-1927
1926
1927
1934
Before 1932
1927-1929
1924
1934
1931
1925
circa 1930
1933
1924
1927
1933
1926
1928
1925
1926
1923
1934
1924-1927
1934
1931
circa 1925
1926-1934
1930