XENIA Dictionary codes are familiar in the Secret Service as furnishing a cipher which, without the key, defies detection. By asking for a dictionary at random, without reference to the cipher before him, Desmond had hoped to gain a respite of several hours; for he had reckoned that the little-known and out-of-date work which he had requested would not easily be forthcoming. Clubfoot’s glib promise that the book would be on hand within the hour dashed his hopes considerably, and he reëntered his prison seriously re…
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