Material relating to the Arabian Gulf and Peninsula extracted from C. U. Aitchison: A collection of Treaties, Engagements and Sanads Relating to India and Neighbouring Countries. Revised and continued up to the end of 1930 under the authority of the Government of India. Delhi 1933. Present edition published 1987; (350pp. 1 volume). Later sections in the original volume on Baluchistan and the Indian North West Frontier Province are omitted and the index has been amended accordingly.
Treaties and Engagements relating to Aden and the South-Western Coast of Arabia including the Abdali; the Fadhli; the Alawi; Sultanate of Mukalla; Soqotra and Qishn; Yemen; the Idrisi.
Treaties and Engagements relating to the Arab Principalities in the Persian Gulf including the Wahhabis and Nejd; Bahrain; Trucial Shaikhs of Oman; Kuwait.
Treaties and Engagements relating to Oman (Muscat).