《宋史·本纪·卷四十六》
六月十八日，理宗御制之阁称为显文，设置学士、直学士、待制、直阁等官。
六月乙酉，名理宗御制之阁曰显文，置学士、直学士、待制、直阁等官。
On the eighteenth day of the sixth lunar month, the pavilion designed by Emperor Lizong was named the Pavilion of Manifesting Culture. Scholars, junior scholars, consultants, and cabinet ministers were appointed to work there.