
Three-ring Enigma cypher machine in oak wood transit case
1934
1934
1830 (original); 1967 (model)
1952-3
1934
1933
1934
1932
1955; 1830
1934
2000-100 BCE
Before 1932
1932
1933
1933
1932-1933
1933
1934
1801-1892 (prepared); 1946 (element replaced)
1839 (original); circa 1988 (replica)
1903 (original); 1982 (model)
1934
4000-2001 BCE
Before 1932
1990-95
1936
1934
1933
1834-1836
1933
1932
1933
1932
1934
circa 1932
1933
circa 1932
circa 1932
1934
1934
1933
1933
1933
1934
1934
1934
1934
1934
1934
circa 3000 BCE
1933