It Happened in Philadelphia

True Tales from Philadelphia History From the Mummer's Parade to the invention of Monopoly, It Happened in Philadelphia gives readers a unique look at intriguing people and episodes from the City of Brotherly Love. Meet Walter Diemer, the inventor who accidentally created bubble gum. Discover what happened when two elephants attempted to swim the Delaware River. And find out how a modern-day Robin Hood spent $1 million in a week--learning an expensive lesson in the process!