Public domain
Vkhod v Nikolʹskīĭ sobor [Verkhoturskago] monastyri︠a︡. [Verkhoturʹe
From the collection of Library of Congress. Free to download, adapt and use — no permission needed.
Credit lineVkhod v Nikolʹskīĭ sobor [Verkhoturskago] monastyri︠a︡. [Verkhoturʹe. 1910-01-01. Prokudin-Gorskiĭ, Sergeĭ Mikhaĭlovich. Prokudin-Gorskii Collection, Library of Congress. Public domain.