The Penetrable Silk, by Spalding Sphinx, 1942 Staplelbound in good condition. Text is clean and unmarked, binding tight, all staples and pages in place nothing loose, some tanning of pages due to paper used and age. Cover is clean and has small tear top spine otherwise good. Tricks using reels and threads in conjuring. These effects take some practice but will wow your audience. 15 pages this is a reprint article from the Sphinx newsletter to magicians. B&W illustrations. Powered by eCRATER . List your items fast and easy and manage your active items. Track Page Views With Auctiva's FREE Counter