Warships from the royal navy undergo maintenance programme in Portsmouth, Hampshire.
Various shots of naval ships in dry-dock. Various shots of the H.M.S. "Vengeance" pulling in alongside. L/S workmen clambering over the decks and repainting the superstructure. Various shots as the ships get a thorough overhaul, several shots of Royal Naval personnel doing maintenance on guns, etc. L/S of the warships in the harbour.