Hovering U.S. Army helicopters pour machine gun fire into a tree line to cover the advance of South Vietnamese ground troops in March 1965.
https://www.milsurps.com/images/impo.../zrDnK4F-1.jpg
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Hovering U.S. Army helicopters pour machine gun fire into a tree line to cover the advance of South Vietnamese ground troops in March 1965.
https://www.milsurps.com/images/impo.../zrDnK4F-1.jpg
Neat to see the blades angled for maximum lift.
Wow, bet it was pretty noisy!