Photograph of renovation of Albert Dock, Liverpool, Block D, later Merseyside Maritime Museum, roof repair.

Colour transparency. Renovation of Albert Dock, Liverpool, Block D, later Merseyside Maritime Museum, interior view of underside of wrought iron roof looking upwards from fourth floor. Cutting out defective wrought iron sheets using an oxy-fuel cutting tool from above the roof. Shower of sparks. Light entering in patterns from apertures in roof.