Leonie Black and White Stock Photos & Images - Alamy
Louise de Bettignies - Wikiwand
Léonie Yahne – Wikipedia
Wikidata:WikiProject Roses/lists/cultivars/Wikipedia articles - Wikidata
Louise de Bettignies | Chemins de mémoire
A BIO-BIBLIOGRAPHY OF - Economic History Society
Louise de Bettignies - Wikiwand
InfoHybridizers < Main/Bio < Iris Wiki
Marie-Léonie Vanhoutte - Blog de guerre-musique
Wikidata:WikiProject Roses/lists/cultivars/Wikipedia articles - Wikidata
Leonie Black and White Stock Photos & Images - Alamy
Leonie de hi-res stock photography and images - Page 2 - Alamy
Leon van der Essen - Wikipedia
Marie Léonie Vanhoutte - Wikipedia
Links for further study - Stories of Rescue of Jewish Refugees in Paris during WWII
Leonie Black and White Stock Photos & Images - Alamy
Leonie Black and White Stock Photos & Images - Alamy
Marie-Léonie Vanhoutte - Blog de guerre-musique
Antoine Rédier - Wikidata
Leonie Black and White Stock Photos & Images - Alamy
Leonie Black and White Stock Photos & Images - Alamy
Louis van Houtte - Wikiwand
Wikidata:WikiProject Roses/lists/cultivars/Wikipedia articles - Wikidata
Leonie Hanne - Wikipedia
1st World War | Chemins de mémoire
