Ancient Library of Alexandria:

Established the first Library of Alexandria in 288 BC, established by the ruler of Egypt Ptolemy I on the advice of his advisor Demetrius Alvaleri, and the library of more than 900 thousand manuscripts in its heyday, and has been the library to accidents and fires several famous fire charges Mothoradtha Nvaisha and was at the time of the Roman emperor Julius Caesar nearly a year 48 BC during the war in Alexandria. The library has seen an increasing erosion during the third and fourth centuries, were burnt in what remained of the Serapeum in 391 AD, and killed Hibathia (scientist mathematics) and the daughter of another well-known scholars of the library (Theun) by a mob in 415 AD. This was before the Amr ibn al-Aas to Egypt more than 230 years, and then ceased to exist and became the library after the news was appointed to reduce the influence of Alexandria and weakened the historical centrality in the culture of the Mediterranean world.