Officially Licensed USMC 3rd Battalion 4th Marines Thundering Third Patches National Aviation Training Center Customs San Angelo Air Branch

Customs San Angelo Air Branch operated in west-central Texas

were tasked with the most formidable initial objective on Iwo Jima: isolate and capture Mount Suribachi

fortify positions

as opposed to the medium transport HMR squadrons operating the larger HRS and later CH-34 Choctaw helicopters

Officially Licensed USMC 3rd Battalion 4th Marines Thundering Third Patches National Aviation Training Center Customs San Angelo Air BranchUSMC 3rd Battalion 4th Marines Thundering Third Patches Embroidered Patch The Thundering Third 3rd Battalion, 4th Marines 3 4 carries the "Thundering Third" designation with the same intensity that has defined the 4th Marines regiment since the days of the China Marines. This patch represents an infantry battalion that has fought across the Pacific and the Middle East with relentless aggressive energy. 3rd Battalion, 4th Marines has served with