Oman, a selection of notes comprising Sultanate ½-Rial (3) and 1-Rial (3) (P.3a, 4a), Central Bank 100-Baisa (3), ¼-Rial (3), ½-Rial (3) and 1-Rial (3) (P.13, 15, 16, 17), uncirculated (18)