USO Case Book: Unidentified Submerged Objects Throughout History
| # | Entity ▲ | Mentions | View |
|---|---|---|---|
| 1 | 1577 | 1 | Details |
| 2 | 1802 | 1 | Details |
| 3 | 1873 | 2 | Details |
| 4 | 1879 | 2 | Details |
| 5 | 1880 | 3 | Details |
| 6 | 1887 | 1 | Details |
| 7 | 1901 | 2 | Details |
| 8 | 1902 | 1 | Details |
| 9 | 1909 | 1 | Details |
| 10 | 1910 | 1 | Details |
| 11 | 1947 | 1 | Details |
| 12 | 1949 | 1 | Details |
| 13 | 1950 | 1 | Details |
| 14 | 1952 | 1 | Details |
| 15 | 1959 | 1 | Details |
| 16 | 1960 | 1 | Details |
| 17 | 1963 | 1 | Details |
| 18 | 1964 | 1 | Details |
| 19 | 1966 | 2 | Details |
| 20 | 1967 | 1 | Details |
| 21 | 1969 | 2 | Details |
| 22 | 1970 | 1 | Details |
| 23 | 1976 | 1 | Details |
| 24 | 1977 | 2 | Details |
| 25 | 2006 | 1 | Details |