Abstract: The file contains records of monthly payments of 400 rupees from the Political Agency, Bahrain, via the Residency Agent, Sharjah, to Shaikh Shakbut bin Sultan [Shakhbūṭ bin Sulṭān Āl Nahyān], Ruler of Abu Dhabi, on account of air facilities at Sir Bani Yas [Şīr Banī Yās] Island and at Abu Dhabi, for the period 13 November 1944 to 13 March 1948. The original receipts for the payments were to be sent to the Secretary to the Political Resident in the Persian Gulf.The papers consist of covering letters for the payments from the Political Agent, Bahrain to the Residency Agent, Sharjah (Jasim bin Muhammad) or the Political Officer, Trucial Coast (POTC), Sharjah; letters from the Residency Agent, Sharjah (in Arabic, with English translations) or Political Officer, Trucial Coast confirming that payment had been made by the Residency Agent to Jafar Ali Mohammad Karim at Sharjah on behalf of the Ruler of Abu Dhabi; and copies of receipts in Arabic (with English translations) from Jafar Ali Mohammad.The date range gives the covering dates of the main items of correspondence. The last dated addition to the file is a Political Agency, Bahrain receipt stamp dated 31 March 1948 (folio 157).Physical description: Foliation: the main foliation sequence (used for referencing) commences at the front cover with 1 and terminates at the inside back cover with 165; these numbers are written in pencil, are circled, and are located in the top right corner of the recto side of each folio. An additional foliation sequence is also present in parallel between ff 1-164; these numbers are also written in pencil, but are not circled, and are located in the same position as the main sequence.