Awwal 23, 1432 H/Feb 26, 2011, SPA -- Prince Salman Ibn Abdulaziz, Governor of Riyadh Province will patronize here on Sunday a signing ceremonyof a contract of Prince Salman academic chair of studies on the history of Makkah. Prince Salman has approved launching of this chair within Makkah-based University of Umal Al-Qura and under its supervision. -- SPA