A training film depicts the segregation of vital systems of a ship to prevent it from damage in the United States. Animation depicts a naval ship with different compartments. Different vital systems for the ship's operation. Demonstration of material conditions of readiness system Segregation. A digram represents first Firemain system that is the Loop system used on larger navy ships and another diagram represents Single Line system used on small navy ships. Eight separate pumps on the ship. Valves on the ship. Seven valves are XRAY (X) . Four YOKE (Y) valves on the ship. Two ZEBRA (Z) valves secured on the ship to divide the loops in different systems. In Single Line a ZEBRA valve segregate the fire system in two independent systems.
A training film depicts the procedure by which material conditions of readiness are put into effect in the United States. Animation shows different conditions of readiness that are XRAY, YOKE and ZEBRA. Personnel at work in the Damage Control Center. A ship at a dock. XRAY fittings on a door and on a hatch. Animation depicts a ship divided into separate compartments. Secured XRAY valves on the ship. The ship underway. Personnel at the Control Center. A Commanding Officer gives an order of YOKE to a personnel. The hand of a personnel writing into a book. A YOKE door, a hatch and a scuttle. A personnel speaks into a phone. He tightens up the hatch. A personnel at the center keeps a record. . He tightens up the hatch and reports to the center. Animation shows XRAY and YOKE valves. Different material conditions of readiness.
A training film depicts the procedure by which material conditions of readiness are put into effect in the United States. Personnel at work in the Damage Control Center. An alarm rings. A personnel on a ship puts material conditions of readiness ZEBRA fittings. Men secure valves, doors , hatches and scuttles with ZEBRA condition. A battle station compartment. Battle crew secures all ZEBRA fittings. A man checks a list. A crew member speaks over a radio and reports to the Damage Control Center. A personnel at the Damage Control Center reports to a Commanding officer about the secured fittings. Animation depicts different water tight compartments in the ship. YOKE and XRAY valves. Division of pumps by two ZEBRA valves. Three main material conditions of readiness YOKE, XRAY and ZEBRA encircled. A circled XRAY door. A circled YOKE hatch. A crew member secures a YOKE hatch after he uses it. A circled ZEBRA hatch. A 'Z ' on fittings. A ' W' label on the controls. A XRAY secured door. The naval ship underway.
U.S. President John F. Kennedy congratulates the first American to orbit the earth Colonel John Herschel Glenn Jr at the White House in Washington D.C., United States The President stands at a podium and speaks over a microphone. Glenn and other officials stand at a platform. A U.S. flag in the background. Kennedy congratulates Glenn and presents him a medal. Colonel Glenn with his wife Annie Glenn and children.
Atlas missile takes off with mercury capsule Friendship 7 in the United States. The missile with the capsule at a launch pad. The missile ignites. A puff of smoke is formed. The missile lifts off. The Atlas missile with Friendship 7 climbs up.
First American to orbit the earth Colonel John Glenn in the United States. He is seated in NASA Mercury capsule Friendship 7 in the United States. Glenn wearing a helmet and space suit. A technician closes the door of the capsule cockpit.
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