Description: Submarine; Engine Starts; Submarine Engine Starts Up And Runs.

Description: Submarine; Engine ( 1st Gear ); Submarine Engine ( Exterior ) . 1st Gear Start And Run.

Description: Submarine; Engine ( 2nd Gear ); Submarine Engine ( Exterior ) . 2nd Gear Start, Run, And Stop.

Description: Submarine; Engine ( 3rd Gear ); Submarine Engine ( Exterior ) . 3rd Gear Start, Run, And Stop.

Description: Submarine; Engine ( 4th Gear ); Submarine Engine ( Exterior ) . 4th Gear. Puff Of Air / Steam And Then Start, run And Stop.

Description: Submarine; Beneath Passing Ship; Ship Passing Over Submarine.

Description: Submarine; Beneath Passing Ship; Ship Passing Over Submarine.

Description: Small Boat Motor Start And Run At Various Speeds, On Board.