Bernhard Freudenberg (1823-1877) in Die Judenbürgerbücher der Stadt Berlin 1809-1851
edited by Jacob Jacobson
<a rel="nofollow" class="external free" href="https://books.google.com/books?id=23FLDwAAQBAJ&amp;pg=PA509">https://books.google.com/books?id=23FLDwAAQBAJ&amp;pg=PA509</a>