FANDOM


  • Used to determine the order of the letters in the straddling checkerboard for one of the transpositions
  • Historically it contained the most used letters in English but theoretically it could attribute any of them

PossibilitiesEdit

  • ESTONIA
  • A SIN TO ERR
  • AT ONE SIR
  • R BOTMLEY - possibly the phrase is hidden above the cipher text as code D:R BOTTOMLEY