The present paper is the fifteenth paper which focuses on the findings related to the history of literature, textology, and codicology. Some of the introduced sources and provided information are as follows: An ancient manuscript of Tāj at-Tarājem in Qilich Ali Pāshā Library. Completing a ruba›ī (quatrain) about the old collection of poems and newspapers which contained scholars› handwriting. Differentiation between Hesām Khuie›s Treatise Nuzhat ol-Kitāb and the early collection of the poems. Two more handwritten manuscripts from Jalāleddin Atīqi›s collection of poems. Hussein Dānesh Isfahāni (Pedrām)›s autobiography. Allāme Qazvīni›s rijāli explanation regarding the death of Mārkwārt. Master Mīnavi and the time he spent with Allāme Qazvīni. Dr. Qāsim Ghani›s praising Sa›īd Nafīsi›s library in a letter he wrote to Allāme Qazvīni. Hafez›s Divān (Collection of poems) corrected by Allāme Qazvīni in the College of Literature.