Thornton, Dr. Spencer: Thornton's Secrets of Mental Magic ©1958 Ed Mellon Softcover, saddle-stitched, 6x9", 28 pages ©1969 Second Edition, Jim Swoger ©1978 Third Edition, Micky Hades International, Canada © Revised Edition, Magic World Publishing Softcover, 5.5x8.5", 70 pages

Ed Mellon Edition Image courtesy eBay seller JayAndLefty

Revised Edition Image courtesy eBay seller house_of_mystery

Comments: Original edition edited by Kenny Woodward, Jr..
Note that an earlier edition of the Magic World Publishing revised edition was available in 54 page comb-bound, 8.5x11".

Contents (from Magic World Publishing revised edition ToC):

5 Introduction (Dr. Spencer Thornton)

7 Section One: One Man Mentalism
7 Thorntonism
10 - Other Thorntonism Ideas
10 Pulse Control
13 Thornton’s Impossible Book Test
16 Direction of Thought
19 Precognition
22 Mind Over Mind
26 - Par X Prediction
27 - Variations
27 The Sensitive Touch
32 Mental Three Shell Game
34 I’ll Read Your Mind
36 Anytime Anywhere
39 Futuramic Headline Prediction
44 Minds in Unison

49 Section Two: Two Person Mentalism
49 The Mentalist’s Pencil
51 Initial Psychometry
53 Mind to Mind

58 Section Three: Do-It-Yourself Ideas
58 The Pocket Writer
60 Two Man Mentalism
60 The Diminishing Mirror
61 - Transmission by Contact
61 The Locator Card
62 Using Your Bottomless Glass
63 One-Way Forcing Deck Ideas
63 - Simultaneous Discovery Book Test
63 - Free Choice
64 The Exchange Tray
65 - Mystery of the Keys

67 Section Four: A Challenge
67 Magnetic Fingers

69 About the Author
70 Recommended Titles