Categories Treaty Agreement on Cultural and Scientific Cooperation between the Government of the Sultanate of Oman and the Kingdom of Morocco اتفاقية التعاون الثقافي والعلمي بين حكومة سلطنة عمان والمملكة المغربية Post author By admin Post date June 23, 1988 Unfortunately, the text of this treaty is unavailable. Ratified by Royal Decree 55/88. Tags Morocco ← Royal Decree 54/88 Ratifying the Documents of the Universal Postal Union Conference Held in Hamburg in 1984 → Amendments to the Charter of the International Maritime Organization (IMO) and Its Operating Convention