A seaplane is moored on the River Thames and attracts a crowd of onlookers.
Full titles read: "A great attraction... & free! - 10-ton "Calcutta" giant all-metal Flying Boat attracts crowds of M.P's [sic] and public whilst moored on the Thames."
L/S of a seaplane moored on the Thames, opposite the Houses of Parliament; a crowd of people look at it from the South Bank. Various shots of the plane and of a small group of men disembarking from the aeroplane and getting into a launch.