Harry Blackstone presented a full-evening production called the Show of 1001 Wonders. It lived up to that billing, as a stage-filling spectacle combining spectacular illusions, magnificent costumes, gorgeous girls, a corps of assistants, humor, dancing, and intimate conjuring, into a seamless two-hour production. Beginning at the turn of the 20th century, Blackstone toured North America ceaselessly. His matchless personality transcended theater footlights,...