A U.S. Army helicopter gunships being readied for a mission, at Soc Trang, Vietnam during the Vietnam War. A sign reads 'Welcome To Viking Island, Home Of The Blue Diamond, Devils Of The Delta'. A UH-1B Iroquois helicopter parked at the base. The fronts of the helicopters display a big blue diamond with a caricature of a Viking holding a machine gun under each arm spouting flame. These belong to the 13th Aviation Battalion, 121st Assault Helicopter Company of Tigers and Vikings at Soc Trang, Vietnam. (Tigers had lift misssion and Vikings were gunships.)
A U.S. Army helicopter strikes Vietcong targets near Soc Trang, Vietnam during the Vietnam War. Interiors of a U.S. Army UH-1B Iroquois helicopter as it takes off and gains altitude. A waist gunner holds an M-60 machine gun and fires from the waist hatch of the helicopter. Smoke rises as rocket hits are made on the ground. Twin machine guns fire from the area of the waist hatch. One of the waist gunner fires his machine gun and empty shells fall out. The UH-1B flies low over a terrain. Instrument panel of the helicopter. A UH-1B in flight as seen from another UH-1B.
United States Army 121st Aviation Company Air Mbl. Lt. operations building in Soc Trang,Vietnam. Home of the "Soc Trang Tigers". An officer speaks over the phone. Soc Trang airfield control tower. Headquarters of 121st Aviation Company (former 93rd Transportation Company - Light Helicopter). An officer briefs soldiers with the help of a map. Soldiers carrying their guns are seen, as one of them speaks to the Officer.
Viking crew members stand and talk to each other at a base in Soc Trang, Vietnam as a Viking sign board is seen. They walk and enter into a building to the left. UH-1B helicopters in revetment area. A UH-1B is seen in flight over the runway. Another UH-1B ready for flight as 'color me' and 'bad news' are written on it. Flight crew makes pre-flight checks. Rocket tubes loaded with rockets are seen. Crew members inside the helicopter wearing helmet and a lip mike are seen. Helicopter takes off.
A Viking crew member wearing a black tam and sun glasses stands at Soc Trang base in Vietnam. The tam has the words 'Devils of the delta' written on it along with an insignia. UH-1B helicopter tries to take off but cannot, due to too much weight. A crew man loads rocket in the rocket pod on the port side. Red beam light on top of the helicopter revolves as words of caution on the rocket pod are seen. Rotor blades of he helicopter move as it prepares to take off. UH-1B helicopter lifts off.
Men work on UH-1B helicopter at Soc Trang base in Vietnam. Cowling covers are removed and placed on the ground. Another man works on the engine of the helicopter. A man hands out mail during mail call. He goes through a mail. Crew members and officers stand near the helicopter and chat with each other. UH-1B helicopter lifts off from the base.