Years (60 found)

Deep Underground Military Bases (D.U.M.Bs.) - UFO Legacy Programs

# Entity ▲ Mentions View
1 1933 2 Details
2 1934 1 Details
3 1938 1 Details
4 1943 1 Details
5 1945 3 Details
6 1946 1 Details
7 1947 3 Details
8 1948 1 Details
9 1949 3 Details
10 1950 1 Details
11 1953 1 Details
12 1954 2 Details
13 1955 1 Details
14 1957 3 Details
15 1959 2 Details
16 1960 1 Details
17 1961 8 Details
18 1963 5 Details
19 1964 4 Details
20 1965 3 Details
21 1966 1 Details
22 1967 2 Details
23 1968 1 Details
24 1970 2 Details
25 1972 5 Details
26 1973 1 Details
27 1974 7 Details
28 1975 3 Details
29 1976 1 Details
30 1977 1 Details
31 1978 1 Details
32 1979 1 Details
33 1981 2 Details
34 1982 3 Details
35 1983 1 Details
36 1984 1 Details
37 1985 6 Details
38 1987 2 Details
39 1988 1 Details
40 1989 6 Details
41 1990 2 Details
42 1991 2 Details
43 1992 2 Details
44 1993 1 Details
45 1994 1 Details
46 1997 1 Details
47 1998 1 Details
48 2000 3 Details
49 2001 1 Details
50 2002 1 Details
51 2004 1 Details
52 2005 1 Details
53 2008 1 Details
54 2012 1 Details
55 2015 1 Details
56 2019 1 Details
57 2020 1 Details
58 2023 1 Details
59 2024 1 Details
60 2025 1 Details