
Three-ring Enigma cypher machine in oak wood transit case
1934
1934
1839 (original); circa 1988 (replica)
1940
1923
1938
1920
1947
1938
1948
1923-1948
1938
1935
1938
1940
1928
1935
1940
1936
1920-1929
1934
1922
1932
1955; 1830
1935
1918
1920-1940
1925-1928
1949
1940-1945
1927-1929
1945
1926
1948
1946
1943
1948
1935-1945
1932-1936
1934-1935
1920-1925
1934
1937
1931
1931
1949
1946
1942
1927
1937
1930