One of the subtle methods for the transmission of signals has been passed around a good deal in its original form. The switching on and off of an electric light in another room was found to act on the radio with sharp static like snaps. Presumably the performer would be given a number or card and leave the room before the medium returned. In another room he would signal her through the radio which had been turned down a little but not off during the test. I played around with this idea and found out an important secret which allows…
For many, many years dealer’s catalogues have listed ‘spirit slates’ where two slates and one flap make a spirit message possible. A moot question is “Why does a message appear only on one side ?” In this version , nothing else is used, but after the two slates have been shown and openly numbered on four sides, they are opened to show a genuine chalk message on the inside of EACH slate, and are left with the audience. It would be best to follow these directions with a pair of slates and flap in hand. Put a message on one…