RelBib: Results for "(11853856x OR 11850553x)"
https://relbib.de/search/results?filter[]=era_facet:"20th century"&filter[]=era_facet:"History 1800-2000"&filter[]=genre_facet:"Biography"&filter[]=topic_facet:"Bibliothèques privées - Allemagne - Histoire"&filter[]=~geographic_facet:"German language area"&lookfor=(11853856x OR 11850553x)&type=AllFields