Rats, I had just emailed him birthday wishes, as he had turned 90 last week. Sid contributed one of the better ideas to The Little Egypt Book of Ghosts. He was always a first-rate magician. Because he had been on my mind, I read The Abracadabra Kid last week, his autobiography. There are amazing stories about his stints as a touring magician, as an assistant to a ghost show worker, as a sailor in WWII. He seemed to have been a part of and to have created a great family. Highly recommended reading.
While The Charlatan's Handbook is excellent, the book to try to find is his Magic Made Easy, written as Carl March. This is one of the best magic books ever written for the general public, and quite unlike any others I've read. I once published a brief review of its contents here: