Three-ring Enigma cypher machine in oak wood transit case
1934
1934
1919
1935
1918
1610; 1923
1920-1925
1929
1918-1920
1923
1834-1836
1935
1935
1928
1925-1930
1925-1935
circa 1939
1934
circa 1925
1839 (original); circa 1988 (replica)
circa 1919
1920
1923
1936
1930-1939
1926-1932
circa 1920
1925
1923-07
1925-1926
1937
1934-1935
1921-1930
1927-1928
1936
1936
1935
1990-96
1933
1920
1934
1937
1772 (original); 1919 (model)
1926
1927
1929
1926
1936
circa 1920
1919
1927