OTOH, there's nothing to stop a separate cipher key for the first text, and the author making sure that the key words chosen (there's always a choice, since onl

OTOH, there's nothing to stop a separate cipher key for the first text, and the author making sure that the key words chosen (there's always a choice, since only the first letters are used) map (roughly) to an interesting sequence in the Declaration of Independence - as a gotcha.