Shepherd, Jack: A Lesson in Card Magic ©1957 Abbot's Magic Co., Colon, MI Softcover, stapled manuscript, 8.5x11", 6 pages Published in the UK by Supreme Magic

Image courtesy Don's Magic and Books

Image courtesy eBay seller SickofChanging

Comments: a full routine with four tricks, where you supposedly show the spectator how to perform some card tricks.
Was also reprinted in Abbott's Anthology of Card Magic, edited by Gordon Miller.

Contents:

1 Introduction
1 Requirements: uses two decks, a duplicate card and a knife
1 Preliminaries
1 Patter
2 The First Trick: magician tells which cards the spectator takes from the deck
2 - The How
2 The Second Trick: instantaneous counting
2 - The How
3 The Third Trick: selected card rises to top
4 - The How
4 The Fourth Trick: selected card ends up in magician's pocket
5 - The How
5 A Last Word