Title: Das zarische Russland und die katholische Kirche, eine apologetische Studie
Subjects: Catholic Church, Foreign relations, History, Russkai︠a︡ pravoslavnai︠ ︡t︠s︡erkov', Ruthenian Byzantine rite, Russkai︠a︡ pravoslavnai︠a︡ t︠s︡erkov', Russkai︠a︡ pravoslavnai︠a︡ t︠s︡erkovʹ, Russia, Russian Orthodox Eastern Church, Catholic Church. Byzantine rite (Ukrainian)
Places: Russia, Soviet Union