Six spritsail barges under sail in Gravesend Reach, River Thames, passing Tilbury bound down at the start of a barge match.

Six spritsail barges under sail in Gravesend Reach, River Thames, passing Tilbury bound down at the start of a barge match. They are seen from abaft the starboard beam. A Yachting World Dayboat with the sail number DB 366 is sailing upriver. The photographer is looking north-north-east across the river from over the heads of spectators at Gravesend showing the Tilbury Power Station in the background.