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самолёт-заправщик (Filer first described an encounter he had over England in the 1950s while flying in a refueling tanker. The crew was asked to intercept a UFO and observed "a long cigar or cylinder shape with dozens of lights on it.  coasttocoastam.com ART Vancouver) | |||
| refueling tanker: 8 phrases in 5 subjects |
| Astronautics | 2 |
| Aviation | 3 |
| General | 1 |
| Logistics | 1 |
| Technology | 1 |