Three-page manuscript, “X-Jargon or How to Double-Talk” by Wallace Lee. Lee was an expert double-talker, and this is one of only a few instructional manuals on the art of this nonsense language meant to confuse and confound listeners, as "double talk" is a way of speaking that seems at first blush to be ordinary speech, but is in fact, entirely nonsensical. Toning, a pen illustration of a dog on the front cover, else in good condition.