
Three-ring Enigma cypher machine in oak wood transit case
1934
1934
1935
1936
1935
1942
1945
1936
1946
1940
1839 (original); circa 1988 (replica)
1943
1940-1945
1925-1935
1936
circa 1939
1935-1945
1926
1946
1943
1934
1938
1938
1935
1930
1930-1940
circa 1942
1925
1928
1935
1934
1945
1931
1927
circa 1930
1935
1928
1932-1936
1934-1935
1937
1937
1935-1945
1938 and 1951
1929-1935
1928
1925-1935
1944-1945
1926
1936
2000-100 BCE
Before 1932