
Three-ring Enigma cypher machine in oak wood transit case
1934
1934
1935
1952-3
1830 (original); 1967 (model)
1925-1935
1925-1935
1928
1923
1923
1935
1927
1936
1926
1921-1931
1934
1927
1938
1936
1668; 1924
1937
1930
1610; 1923
circa 1923
circa 1925
1926
1930s
1927
1938
1924
1938
1938
1938
1935
1938
circa 1930
1935
1936
1934
1922
1938
1938
1932
1932-1936
1934-1935
1921
1924
1931-1939
1926
1931
1937