From left to right: Lebanese Prime Minister Riad al-Sulh, King Abdullah of Jordan, Syrian Prime Minister Jamil Mardam Bey, Jordanian Prime Minister Samir al-Rifaii, Prince Abdul-Illah of Iraq, President Shukri al-Quwatli, and Abdul Rahman Azzam, the Secretary-General of the Arab League.
Source: Syrianhistory.com Archive