Thompson, J.G., Jr.: Centermental
©1961 An Ed Mellon Release
Softcover, saddle-stitched, 5.5x8.5", 16 pages

Also a 13 page edition published by Max Abrams
© Magic World Publishers,
Softcover, 24 pages

Comments: Available as an eBook from Magic World Publishers, Lybrary.com, and Trickshop.com
Contents: (from Magic World Publishers Edition ToC):

4 Foreword
5 The Discovery
6 The Basic Effect
7 The Recording
11 The Steal
14 Reading the Center
19 Other Applications of the Principle
21 Additional Tips
22 Summary
23 About the Author
24 Thank You