
Three-ring Enigma cypher machine in oak wood transit case
1934
1934
1915-1918
1918-1920
1919
1920-1925
1917
1918
1925-1926
1930
circa 1930
1931
1924
circa 1930
1918
1915
1914-1918
1913
2000-100 BCE
1927
1914-1918
1915-1925
1931
1930-1931
1914
1928
1921
1934
Before 1932
before 1928
1932
1926
1914-1918
1914-1918
1932
1920-1929
1933
1928
1915
1918
1934
1913-1923
1914-1918
1915-1917
1918
1916-1917
1914
1914
1915-1925
1914-1920
1920