Oman Currency 20 Omani Rials banknote, 1977 issue.

Oman currency 20 Rials banknotes Portrait of His Majesty Sultan Qaboos bin Said al Said
20 Omani Rials
paper money 20 Rials Headquarters of the Central Bank of Oman
Oman's 20 Rial note, Central Bank of Oman
Currency of Oman 20 Omani Rials banknote (1977 issue), Central Bank of Oman.

Obverse: Portrait of His Majesty Sultan Qaboos bin Said al Said.
Reverse: Headquarters of the Central Bank of Oman.