A 12x10 negative. A distant port side view, taken from abaft the beam, of two general cargo spritsail rigged topsail barges racing each other in the Thames estuary, presumably during a Thames or Medway Barge Match. they are on the starboard tack and their leeboards are raised. A number of other barges, a 3-masted barque and two 2-masted topsail schooners are under sail in the background. Slight image movement.