Abstract: The sketch map shows the rough boundaries and areas of responsibility of the seven principal groups of tribes and peoples living around the coast of the Gulf as given in Lewis Pelly's report No.67 of 13 April 1863.The map was lithographed in the Quarter Master General's Office in Poona, India on 02 June 1863.Physical description: The map has been foliated in the top right corner of the folio with a pencil number enclosed in a circle.