This is Dr. Jeffrey Pearson's Private Estate item in Good Condition.
This is a staple bound booklet that is yellow with age and some rips along the edges on the front and cover pages.
Third Edition 1948
The booklet "50 Tricks with a Thumb Tip" by Milbourne Christopher is a classic resource for magicians interested in mastering the use of a thumb tip. It provides detailed instructions for performing 50 different tricks using this versatile magic prop.