Includes ticket sellers or collectors and applies to the operation and maintenance of merry-go-rounds, swings, roller coasters, and similar amusement devices not otherwise classified. Club-Shooting & Drivers, canoe schools providing in-water training, white water float trips, mountain climbing instructors and guides; hang gliding instructors who do not engage in the activity, water skiing exhibitions, water slide and wave pool and race car drivers. Race car teams or crews to 8380.