a great importance in history, link tool between past and present, manuscript is a register of peoples heritage, their customs and traditions, culture and development, therefore, loss of manuscript means loss of history. Manuscript heritage safety act, issued by a royal decree No. (m/23) dated, (16/5/1422 A.H.) that represents an important ring in the chain of Saudi cultural system. This system is one of the most tasks of the national library. Through this system, King Fahd National library tries to register all the original manuscripts kept in the governmental and non-governmental institutions and individuals by giving it a number and a certificate of ownership that includes owner of the manuscript's name, the title, the author and the date of writing, this information help the owner in case of lost, sale or if he wanted to take it outside the kingdom. Services offered to individual owners of original manuscripts 1-Registration certificate of manuscript. 2-Scientific form of manuscript data. 3-Manuscript photocopy upon owner's request. 4-Sterilization of manuscript, that makes it last. 5-Entering manuscript data in Saudi Union Manuscript Catalogue. References External links King Fahad National Library 1990 establishments in Saudi Arabia Libraries established in 1990 Saudi Arabia Buildings and structures in Riyadh Libraries in Saudi Arabia