RelBib: Results for "(11853856x OR 11850553x)"
https://relbib.de/search/results?filter[]=era_facet:"1800-1999"&filter[]=era_facet:"19th century"&filter[]=~geographic_facet:"France"&filter[]=~geographic_facet:"Frankfurt, Main"&filter[]=~geographic_facet:"Germany"&lookfor=(11853856x OR 11850553x)&type=AllFields