Charles Warren explained in a letter to Godfrey Lushington, Permanent Under-Secretary of State for the Home Department: "I think the whole thing a hoax but of course we are bound to try & ascertain the writer in any case."
Charles Warren forklarede i et brev til Godfrey Lushington: "Jeg tror at det hele er en spøg, men vi er selvfølgelig nødt til at finde frem til forfatteren alligevel".