
Three-ring Enigma cypher machine in oak wood transit case
1934
1934
1935
1952-3
1935
1935
1830 (original); 1967 (model)
1934
1931
1927
1930
1924
1927
1933
1929-1935
1928
1925
1935
1925-1935
1934
1924-1927
1929-1935
1931
1925-1935
1925-1935
1925
1928
1924
1935
1927
1935
1926
1935
1928
1932
1955; 1830
1930-1931
1934-1935
1931
circa 1930
1925
1928
1935
1934
2000-100 BCE
Before 1932
before 1928
1932
1931
1927
circa 1930