Sponsored by prof. Dr. Alaa N. Jasim (the director of the center) , the manuscript department in the center of heritage revival /Baghdad university organized workshop entitled (Catalogs of scientific manuscripts in Iraqi libraries/Iraqi Manuscripts House as an example)on Wednesday 11th/11/2023 with present by many numbers of professors . the lecture presents by Mr. Kareem N. Al- jumaily (Authority of Antiquities and Heritage) / Department of Studies and Research who talks about library indexes t is the identity of the manuscript and the entrance to the science of scientific manuscripts, as the catalogs of the House of Manuscripts had an effective role in introducing the house’s manuscripts to researchers, scholars, and postgraduate students. Al-Jumaili added that having the catalogs alone with basic work keys is a good step in indexing manuscripts, and they are indicators of the beginnings of the preamble after the basmala, and praise be to God. For which pages were placed at the end of each index. The workshop included several inquiries and interventions from the researchers. In conclusion, the director of the center thanked the lecturer, wishing him continued success .