On board the Royal Navy Ton class coastal minesweeper Glasserton (1953) looking down and aft from the port bridge wing while she is refuelling from the Royal Fleet Auxiliary tanker Grey Rover (1969) under way off Gibraltar in early 1980 during exercise Test Gate. Only the port guard rail of the Glasserton and the aft end of the hull of the Grey Rover (1969) are in the picture. A waterproof bag is being transfered on a light line. A vertical format negative.