Scale circa 1:17,000. Blue back colour chart of the River Thames, between Barking Creek and Hole Haven. Lights coloured. Soundings in feet. Tiers and swinging bouys information panel. Tidal information panel. Navigational information included. Thames wharves locations nameds and marked. Bar scales. Three insets. 1) Barking Creek. 2) Gravesend Reach. Scale circa 1:15,000. 3) Tilbury Docks to Hole Haven Scale circa 1:25,000. Was in the frame numbered XXX2481.