Referrals
Successful researches in Germany
| July 2006 | Oberlinxweiler | Schwingel 1870 | |
| April 2009 | |||
| December 2009 | Hohenwart | Geiger | |
| Wittschau | Balk 1723 | ||
| Grafenwiesen, Bad Kötzing | Schillinger 1874 | ||
| Geiersthal, Viechtach | Bluml 1888 | ||
| Teisnach | Hartmannsgruber 1795 | ||
| April 2010 | Frankenau | Blum Herz Elias 1826 |  |
| June 2010 | Obergimpern, Bad Rappenau | Stattelmann 1848 | |
| September 2010 | Worms | Cohen | |
| March 2011 | Schlitz, Villmar, Weyer | Stern, Rothschild | |
| April 2011 | Pfungstadt | Wamboldt 1475 | |
| May 2011 | Schlüchtern, Neuhof | Rothschild | |
| January 2012 | München (Munich) | Zelinsky | |
| May 2012 | Speyer | Mooney 1840 | |
| June 2012 | Buseck, Gießen | von Buseck 1735 | |
| July 2012 | Würzburg, Kitzingen | Robertson | |
| Gündelbach, Altensteig, Häfnerhaslach |
Maier 1771 | ||
| August 2012 | Affolterbach Odenwald | Keil 1841 | |
| April 2013 | Hirschberg im Odenwald | Schmidt 1839 | |
| April 2013 | Leutershausen | Bitzel 1821 | |
| April 2013 | Brückenau | Bienmüller 1834 | |
| June 2013 | Wippenbach und Ortenberg | Betz 1847 | |
| June 2013 | Fauerbach | Bock 1811 | |
| July 2013 | Annweiler | Hirsch 1866 | |
| August 2013 | Borgentreich/Höxter | Beller 1776 | |
| September 2013 | Wiesbaden | Manker 1881 | |
| September 2013 | Privat | Laudan 1883 | |
| December 2013 | Hottenbach | Haas | |
| April 2014 | Holzhausen-Externsteine | Klöpping 1881 | |
| April 2014 | Bad Meinberg | Lükermann 1881 | |
| May 2014 | Roßbach | Schüssler 1837 | |
| May 2014 | Heiligkreuz | König 1849 | |
| May 2014 | Hammelbach | Schmitt 1680 | |
| June 2014 | Dierdorf | Berger 1744 | |
| June 2014 | Brückrachdorf | Zickenhainer 1722 | |
| September 2014 | Kirsbach | Königs 1875 | |
| Oktober 2014 | Eltville | Hartge 1834 | |
| Oktober 2014 | Eltville | Rau 1803 | |
| July 2014 | Zweibrücken | Seel 1830 | |
| November 2014 | Meerholz/Gelnhausen | Reusswig 1836 | |
| March 2014 | Sachsenhausen | Krieger | |
| January 2015 | Oberlauringen | Stoll 1922 | |
| January 2015 | Miesenheim/Plaidt | Klee 1930 | |
| March 2015 | Laudenbach | Fuhr | |
| Oktober 2015 | Argenstein | Mattern | |
| Juni 2016 | Kirrweiler | Hartmann | |
| August 2016 | Klingenmünster | Mehlem | |
| June 2016 | Bruchweiler-Bärenbach | Schehl | |
| August 2016 | Schmalkalden | Bamberger | |
| May 2017 | Idar-Oberstein | Weiss | |
| June 2017 | Wörrstadt | Rocker | |
| Oktober 2017 | Reichenbach | Schäfer, Scherer | |
| June 2018 | Hemsbach | Hirsch | |
| September 2018 | Oestrich-Winkel | Seckhold | |
| March 2019 | Eltville-Erbach | Idstein | |
| August 2019 | Hemsbach | Oppenheimer | |
| August 2019 | Schifferstadt | Sturm | |
| August 2019 | Kettenschwalbach | Wiederwachs | |
| August 2019 | Hachenburg | Höcker |