Watch List notes:

set of 4 banknotes 1/4, 1/2, 1 and 10 Rials ND (1970) P. 2, 3, 4, 6 issued under the "Sultanate of Muscat and Oman" which marks the first issued and more rarely seen banknote series in Oman. The whole set is in fresh crisp and colorful condition: UNC.