Public domain
A Brief History of the Imperial Line, Main Series, 12 Volumes; Supplementary Series, 5 Volumes [10]
From the collection of National Diet Library, Japan. Free to download, adapt and use — no permission needed.
Subjects
Credit line皇朝史略 正編12巻続編5巻 [10]. 刊年不明. 青山, 延于, 1776-1843. National Diet Library, Japan. Public domain.