The Gray Shadow
The Gray Shadow is a mystery novel by Roy J. Snell, written in the early 20th century. The story follows Johnny Thompson, a young world traveler and carnival worker, who becomes entangled in a series of events involving gambling schemes and an air mail robbery, all while pursuing the elusive figure known as the Gray Shadow. This juvenile fiction combines elements of adventure and intrigue, making it notable for its engaging plot and youthful protagonist.
