E-text prepared by Craig Kirkwood, Demian Katz,
and the Online Distributed Proofreading Team
([http://www.pgdp.net])
from page images generously made available by
the Digital Library of the Falvey Memorial Library,
Villanova University
([https://digital.library.villanova.edu])

Note: Images of the original pages are available through Digital Library of the Falvey Memorial Library, Villanova University. See [ https://digital.library.villanova.edu/Item/vudl:504090]

Transcriber’s Note:

The Table of Contents was created by the transcriber and placed in the public domain.

[Additional Transcriber’s Notes] are at the end.



CONTENTS

[The Pile of Draughtsmen.]
[The Decanter, Card, and Coin.]
[A Clever Blow.]
[The Obedient Coin.]
[To Cut a String With Your Hands.]
[The Rebound.]
[A Fiery Catapult.]
[To Make an Exact Balance.]
[The Recomposition of Light.]
[The Mysterious Apple.]
[Economical Letter-Scales.]
[Tracing a Spiral.]
[The Inclined Plane.]
[To Cut a Bottle With a String.]
[Equilibrium of a Knife in Mid-Air.]
[A Trick With Four Matches.]
[The Distance of an Inaccessible Point.]
[Practical Tracing of a Meridian Line.]
[To Measure the Height of a Mountain.]
[To Take Up Four Knives with One.]
[The Tack in the Ceiling.]
[The Jumping Pea.]
[To Acquire a True Eye.]
[The Air-Tight Stopper.]
[The Fusee Rocket.]
[A Novel Table Mat.]
[Geometrical Paper Band.]
[Photographic Camera.]
[The Phantom Needle.]
[Amphitrite.]
[Optical Illusions.]
[The Insensible Coin.]
[The Asses’ Bridge.]
[Another Way to Prove the Preceding Theorem.]
[Indented Angles.]
[A Cheap Shooting Gallery.]
[The Coin in Equilibrium.]
[The Submerged Coin.]
[The Smoke Rings.]
[The Walking Cork.]
[The Obstinate Cork.]
[Petroleum Pulverizer.]
[Electric Attraction and Repulsion.]
[The Bust of the Sage.]
[The Witchery of the Hand.]
[The Perspectograph.]
[Camphor in Water.]
[A Simple Multiplier.]
[The Drawing Room Mirror.]
[Elementary Gas-Burner.]
[Rapid Vegetation.]
[Miniature Volcanoes.]