US 1st Marine Regiment moves ahead with captured Japanese aerial bombs to destroy Japanese caves near Deragawa. Truck loaded with Marines move along road. Truck backs up and Marines get down the truck. A lieutenant directs enlisted men. An officer leads enlisted men to the area where work is to be done. Truck backs up. A man opens a box containing Japanese aerial bombs. Marines use an axe to open box. Bombs are loaded onto truck. Truck loaded with bombs and Marines moves out. Truck moves along the road.
US 1st Marine Regiment moves ahead with captured Japanese aerial bombs to destroy Japanese caves near Deragawa. Truck loaded with Marines and ammunition move along a road and passes a gasoline truck. Marine climb into parked truck which starts moving. It comes to halt and men get out. Marines toss Japanese bomb around and turn them end over end. Marines take the bombs to an area where Japanese caves are located. Bomb explosion in cave.
US 1st Marine Regiment use captured Japanese aerial bombs to destroy Japanese caves near Deragawa. Marines dig holes to place the bombs. They light fuse and clear away the area. Marines crouch along the hillside. They take cover and await the explosion. Explosion in cave. Marines approach and examine the damage.
US 1st Marine Regiment uses captured Japanese aerial bombs to destroy Japanese caves near Deragawa. Two Marines work on a bomb. A Marine removes nose cap from the bomb. He packs filler in the nose of the bomb and tamps it. Primer cord and fuse inserted in the nose of the bomb. Then he lights the fuse.