http://www.bmpt.org.uk/pnbpt_historic_boats/The-Green-Parrot/index.htm

A 45ft Diesel Picket aboard HMS King George V (Alan C. Green collection)

45 FOOT DIESEL PICKET BOAT, AT SEA.
45 FOOT DIESEL PICKET BOAT, AT SEA. © IWM (A 7064)

45 FOOT DIESEL PICKET BOAT, AT SEA.
45 FOOT DIESEL PICKET BOAT, AT SEA. © IWM (A 7065)

45 FOOT DIESEL PICKET BOAT, AT SEA.
45 FOOT DIESEL PICKET BOAT, AT SEA. © IWM (A 7066)