According to Seyed Mohammad Reza Fazel Hashemi, an official with the Astan-e Quds Razavi's Libraries, Museums and Archives Center, the copies are attributed to Imam Ali (AS), Imam Hassan (AS), Imam Hussein (AS), Imam Sajjad (AS), Imam Sadeq (AS), Imam Musa Kazem (AS) and Imam Reza (AS).
They have been showcased at the pavilion of the Astan-e Quds Razavi (custodianship of Imam Reza's (AS) holy shrine), IRIB news reported.
Fazel Hashemi noted that the pavilion also holds a workshop on repairing manuscripts.
He added that there are 21000 copies of Quran manuscripts kept at the Manuscripts Treasury of the Astan-e Quds Razavi.
The 9th International Holy Quran Exhibition of Mashhad will run in the holy city until the 27th day of Ramadan (July 26).