Public domain
Essential Techniques for the Welfare of the People, 10 volumes [5]
From the collection of National Diet Library, Japan. Free to download, adapt and use — no permission needed.
Subjects
Credit line齊民要術 10卷 [5]. 延享1 [1744]. (後魏) 賈思[キョウ] 著. National Diet Library, Japan. Public domain.