SUBMARINE, PT 3, DRIVING AND SURFACING, THE

Duration: 12 min

Year Published: 1955

Creator: Department of the Navy (Department of Defense)

Color: B&W

Sound: Optical sound

Description: Discusses methods used by a submarine in submerging, and explains positive, negative, and natural buoyancy. Presents an evaluation of surfacing.

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Record added: 2026-07-01 03:46:09