Public domain
Zhouyi Shouyi, 7 Volumes, Parts 3 and 4
From the collection of National Diet Library, Japan. Free to download, adapt and use — no permission needed.
Subjects
Credit line周易守翼 7卷 三、四. 文政7 [1824] 寫. 倉成, 竜渚, 1748-1812. National Diet Library, Japan. Public domain.