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Description
| Manufacturer: | Martin | |
| Base model: | B-57 | |
| Designation: | NB-57 | |
| Version: | B | |
| Nickname: | Night Intruder | |
| Designation System: | U.S. Air Force | |
| Designation Period: | 1924-Present | |
| Basic role: | Bomber | |
| Status: | Special Test (Permanent) | |
Specifications
| Not Yet Available |
