Mnemodexterity is L. De Bevere's work on the Memorized Deck. If you've never utilized a Memorized Deck, let us say that it's quite an amazing piece of a card worker's arsenal. Once you've mastered it, the effects seem absolutely impossible and amazing to your audience.
This very hard-to-find manuscript contains some of De Bevere's best work. This manuscript also includes his work with alphabet cards.