Abstract: Distinctive Features:Depths shown by soundings recorded in feet below low water as observed at Zellaq and Al Khobar.Contains information related to oil deposits and facilities, including Zellaq Terminal and barge routes which are indicated by pecked line and lettered for reference. Additions listed in the revisions table in bottom right-hand corner.Includes inset map in the upper left.Physical description: Materials:BlueprintDimensions:677 x 981 mm, on sheet 712 x 1020 mm