Three-ring Enigma cypher machine in oak wood transit case
1934
1934
1935
1610; 1923
1929
1920-1925
1923
1834-1836
1935
1936
1935
1928
1934
circa 1939
1925-1935
1925-1930
circa 1925
1839 (original); circa 1988 (replica)
1936
1920
1923
circa 1920
1926-1932
1923-07
1925
1925-1926
1937
1927-1928
1934-1935
1921-1930
1936
1990-96
1936
1935
1933
1920
1926
1937
1934
1929
1936
1927
1926
1927
circa 1920
1924-1927
1931
1938
1931
1937-1938
1929-1935