Several Keystone LB-5s (triple tails) and LB-5As (double tails) move across an airfield, circa 1928. Test bombing of captured German battleship, Ostfriesland, in 1921. Smoke arises due to bombing. A formation of four Martin NBS-1 bombers over the former USS Alabama (BB-8), in the Chesapeake Bay, on September 23, 1921. A white phosphorus bomb explodes atop the ship raising a huge white cloud. One of the Martin bombers flies low over the water drops a smoke curtain.
United States Coast Guard pre invasion activities in Chesapeake Bay, Maryland, United States during World War II. A United States Army jeep being hoisted aboard a ship. American Coast Guardsmen on board the ship underway in Chesapeake Bay, Maryland, United States in January , 1944. A Landing Craft Tank along side a ship as Army troops get onto it. LCT pulls away. Various United States Coast Guard transports underway in the Bay. A man at a steering wheel. Various landing craft underway,practicing in the bay. A soldier on the beach directs as landing craft approach the beach. Ramps of landing crafts being lowered and troops move off the craft as they practice debarkation of troops prior to an invasion.