Ralph P. Tester was an administrator at Bletchley Park, the British codebreaking station during World War II. He founded and supervised a section named the Testery for breaking TUNNY (a Fish cipher).
| Identifier (URI) | Rank |
|---|---|
| dbkwik:resource/jvlaR2K_JyMb7dLl6jwYUg== | 5.88129e-14 |
| dbr:Ralph_Tester | 5.88129e-14 |
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