Sobranīe vizantīĭskikh, gruzinskikh i drevnerusskikh ornamentov i pami︠a︡tnikov arkhitektury. Recueil d'ornements et d'architecture byzantins, géorgiens et russes (1897)
Decoration and ornament, Byzantine · Decoration and ornament -- Soviet Union · Architecture, Byzantine · Architecture -- Soviet Union · Architecture · Decoration and ornament · Soviet Union
Internet Archive · Getty Research Institute · Public domain (published before 1931). Free to use for anything.