The elder Esser, being a motorcycle motocross race promoter like Ernie Alexander was on the United States's west coast before him, was dissatisfied with how the sanctionless independent tracks were run and created a bicycle motocross division of his thirty-three-year-old National Motorcycle League (NML).
The elder Esser, being a motorcycle motocross race promoter like Ernie Alexander on the United States's west coast before him, was dissatisfied with how the sanctionless independent tracks were run and created a bicycle motocross division of his thirty-three-year-old National Motorcycle League (NML).