
Three-ring Enigma cypher machine in oak wood transit case
1934
1934
1906-1915
1839 (original); circa 1988 (replica)
1940
1923
1903
1907
1904
1938
1920
1938
1938
1910-1920
1935
1938
1940
1901
1928
circa 1910
1914-1920
1935
circa 1900
1914-1918
1940
1936
1920-1929
1934
1910
1922
1900
1932
1955; 1830
1915-1917
1935
1903
1914
1901-1930
1901-1930
1907-1920
1914-1918
1901
1918
1910-1940
1915-1918
1900-1940
1920-1940
1913-1923
1925-1928
1916-1917
1900-1910