Abstract: The file contains correspondence between the Bahrain Petroleum Company Limited (BAPCO) representative, the Political Agent at Bahrain and the Political Resident in the Persian Gulf on the exportation and use of Bahraini coal and coke.Physical description: The foliation is written in pencil, and can be found in the top right corner of the recto side of each folio. The numbering commences at the front cover with 1, 1A and 1B and then it carries on until 16, which is the last number on the back cover of the file.