
Three-ring Enigma cypher machine in oak wood transit case
1934
1934
1839 (original); circa 1988 (replica)
1940
1923
1938
1920
1947
1938
1938
1910-1920
1935
1938
1940
1928
1910
1922
1932
1955; 1830
1914-1918
1915-1918
1918
1913-1923
1912-1922
circa 1910
1936
1914-1918
1935
1945
1932
1926
1918
1925-1928
1914
1934
1940-1945
1915-1925
1915
1910-1940
1946
1918
1940
1914-1920
1914-1918
1915-1917
1943
1920-1940
1935-1945
1920-1929
1916-1917
1914