AIRSHIP RACE time trials

There will be two races, the first is a time trial where individual airships navigate a set course. The second will be "free for all" dash across the atrium. The winner of each race will receive a 14.9 cu. ft. helium tank. Other prizes will be awarded. The only rules are 1. Cannot be a complete commercial item. 2. It must have a gondola 3. Helium gasbag must be the primary lift.We have one tank of party ballon helium to assist inflation. First come, first served until empty.