This color educational film is about the United States military and their tactics in locating submarines using ASW. Anti-submarine warfare (ASW) is a branch of underwater warfare that uses surface warships, aircraft, submarines, or other platforms, to find, track, and deter, damage, and/or destroy enemy submarines. Copyright is 1969.

Opening: Submarine under the sea (:08). To Catch A Shadow (1:04). A United States military pilot flies an airplane (1:24). Men radio one another in the plane (2:05). Military jet (3:00). Submarine periscope starts to surface (3:17). A marker is dropped into the sea from the plane (4:02). Submarine under the sea (4:24). MAD, a magnetic anomaly detector is an instrument that detects minute variations in the Earth’s magnetic field. A submerged submarine represents a mass of ferromagnetic material that creates a detectable disturbance in the Earth’s magnetic field (5:00). Faces of vigilance (5:50). ASW base (6:24). Military briefing (6:45). Sunrise mission – airplane takes off (6:57). Pearl Harbor in Hawaii (7:48). A briefing topic about a submarine being discussed (8:22). Submarine under water (9:28). ASW Carrier (9:37). Combat information center on the ship (9:51). Periscope is used (10:24). U.S. Destroyer on the sea (10:58). U.S. Navy helicopter (11:16). U.S. Destroyer moves ahead (12:07). Ship fires rockets (12:28). A remote control drone (12:53). The P-3C Orion is a land-based, long range anti-submarine warfare (ASW) patrol aircraft (13:45). Detect, classify, localize, and kill is the way of the ASW (13:57). Carrier based fixed winger aircraft help assist to locate a submarine (14:52). Drone takes off (15:25). U.S. Destroyer (15:42). Inside a U.S. submarine (16:36). Course is set for the submarine (17:33). Men move around the submarine (18:06). Battle stations to be manned (18:34). U.S. Submarine moves quietly underwater (19:11). A target is located by the U.S. submarine (19:37). Confidential papers are handed over on the ship (20:15). Captain speaks to the crew of the ship about the discovery of a submarine near them (20:50). Briefing onboard the ship (21:50). Plane propellers spin (22:25). P-3C’s take off (22:48). Planes and helicopters try and close in on the intruder (23:20). Shadow boxing (24:36). Ballistic missile fired (25:05). World War 2 footage of U.S. versus Japan (25:57). United States Snorkeling submarines (26:20). U.S. Nuclear submarine (26:44). Missiles fired from submarines that go above the surface (27:30). End credits (28:14).

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This film is part of the Periscope Film LLC archive, one of the largest historic military, transportation, and aviation stock footage collections in the USA. Entirely film backed, this material is available for licensing in 24p HD, 2k and 4k. For more information visit http://www.PeriscopeFilm.com