James Lloyd Elder, known as Sprouts Elder was an international motorcycle speedway rider. Elder is considered the father of American broadsliding.

Sydney Showground Speedway, originally known as the Speedway Royal and later the Speedway Royale but often referred to as just The Royale or The Showground, was a motorcycle speedway track, which was located at the old Sydney Showground and used from 1926 until 1996.