Various endurance flights and their comparison. A map of the United States as it depicts the comparison of various endurance flights from 1909 to 1921. Map compares various flights like the 1910 flight by Glenn Curtis, trans continental flight in 1919 by O.C. Read, non stop trans Atlantic flight by Captain John Olcock. 1st transcontinental flight by R.C. Towler in 1912.
British writer Herbert George Wells (H G Wells) poses aboard ship on visit to United States, in 1921, where he will attend Washington Disarmament Conference. He removes his hat.
German composer Richard Strauss, on second visit to America, in 1921. (His first visit was in 1904.)
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.
A medium bomb (probably dropped by a U.S. Navy aircraft) is seen hitting the German Battleship Ostfriesland on July 20, 1921 in the Atlantic Ocean off the coast of Cape Hatteras, North Carolina, United States. A formation of U.S. Navy Curtiss F5L flying boats is seen in the air. The following day, July 21, 1921, 2000 lb. bomb is seen exploding near the Ostfriesland. The bomb is dropped by an airplane from an Air Corps unit commanded by Army Brigadier General Billy Mitchell (neither seen). Several other 2000 lb. bombs explode on and near the Ostfriesland, causing it to roll over and sink.
Experiments on the aerial bombing of water crafts off Virginia Capes in the United States. C-Class airship (blimp) on mooring mast and in flight over the water. Bombing crews gathered in field for briefing. Mass takeoffs of SE-5A scout planes, a 2 seater DeHaviland-4B and Martin Bombers NBS-1. U.S. Navy battleship of the Atlantic Fleet watch the maneuvers. Bombing observation ships, the seaplane tender USS Shawmut and transport USS Henderson at sea. 4 ex-German vessels - The submarine U-117, destroyer G-102, cruiser Frankfort, and battleship of the First Class the Ostfriesland at sea. Brigadier General William Mitchell observes the bombing from a DH-4 while U.S. Navy's Captain Moffet observes from a USN NC-8. June 21, 1921: The bombing begins with starting shots on the U-117. Three 163lb HE bombs dropped on the submarine. The submarine half submerged and its debris on the surface after sinking. July 13, 1921: The destroyer G-102 bombed by an Army aircraft. Smoke from the explosions.
Brigadier General Billy Mitchell taxis in a Boeing Model 15 ( or a Curtis P-1Hawk) airplane, after landing at an airfield. . Battle ships underway at sea. Mitchell organizes 1st provisional Air Brigade for bombing demonstration against battleship target.. Crews and airplanes train and prepare at Langley Field, Virginia. Soldiers load bombs under plane wings. Planes take off to bomb the obsolete U.S. battleship USS Alabama. View from airplane in flight as it drops phosphorus bomb on the Alabama. View from water as bomb strikes with huge explosion. Armorers prepare heavier bombs for the next demonstration. Planes take off and bomb the USS Alabama again. General Mitchell crouched down beside a bomb loaded on an airplane for new tests in 1923. General Pershing, Admiral Shoemaker, Assistant Secretary of War, Davis, and General Patrick on deck of the Ship, USS St. Mihiel (AP-32) to observe the tests. Views of planes dropping bombs on Battleship USS Virginia and the ship rolling over and sinking. Large formations of 1920s era Air Service aircraft in flight.