Kevin Kemmerer: Hydrobike plate 1
Kevin Kemmerer: Tinkering
Kevin Kemmerer: Hydrobike plate 2
Kevin Kemmerer: Hydrobike plate 3
Kevin Kemmerer: Hydrobike info plate 0
Kevin Kemmerer: Prototype testing hydrobike on Delaware River
Kevin Kemmerer: Hydrobike Theft plate 1
Kevin Kemmerer: dual counter rotating props in Kort nozzle
Kevin Kemmerer: Hydocycle_001
Kevin Kemmerer: Hydocycle_002
Kevin Kemmerer: Hydocycle_003
Kevin Kemmerer: Hydocycle_004
Kevin Kemmerer: Hydocycle_005
Kevin Kemmerer: Hydrocycle_Engine_001
Kevin Kemmerer: Hydrocycle_Engine_002
Kevin Kemmerer: Hydrocycle_Engine_003
Kevin Kemmerer: Hydrocycle_Engine_004
Kevin Kemmerer: Hydrocycle_007
Kevin Kemmerer: Hydrocycle_016
Kevin Kemmerer: Hydrocycle_018
Kevin Kemmerer: Hydrocycle_019
Kevin Kemmerer: Hydrobike engine on test stand
Kevin Kemmerer: Hydrobike engine test