The collection contains Gökyay’s personal documents (diplomas, identity cards, certificates of honor, and photographs), his correspondence with many individuals and institutions in Turkey and abroad, his published poems and essays about poetry, manuscript copies of all his works, various works in the fields of literature, history, and folklore, and documents related to the Turanism Trial. The collection features items dated from between 1940 and 1992 and is categorized in 106 folders and 2,069 files.