Túshūguǎn lǐ yǒu yī běn guānyú Dūnhuáng yìshù de zhuānjí.
The library has a special anthology dedicated to Dunhuang art.
Tips
usage
专集 can refer to a music album focused on a theme, or a curated collection of writings/artwork on a specific subject. Compare with 专辑 (zhuānjí) which is more commonly used for music albums today.