- The National Archives of Ireland
- Rootsireland.ie
- Irishgenealogy.ie
- Findmypast.co.uk
- Myheritage.com
- Yad Vashem – The World Holocaust Remembrance Center
- United States Holocaust Memorial Museum
- World Jewish Relief
- Jewishgen
- JRI-poland.org – Jewish Records Indexing
- Kitchener Camp.co.uk
- Kitchener Camp – Georg Benjamin
- Remembering Kitchener Camp Video – by Learning from the Righteous
- Wiener Holocaust Library
- The Scottish Jewish Archives Centre
- “No Justice in Germany – The Breslau Diaries 1933-1941” – Willy Cohen (Book)
- “A Community Under Siege: The Jews of Breslau Under Nazism” – Abraham Ascher (Book)