A dutch book written by Esther Göbel. Title: "Een hemel zonder vogels". (engl.= a heaven without birds). Editor: Balans, Amsterdam, 2010. Life-story of Jannie Moffie-Bolle.
Janny Moffie was a friend of Veronica Delaville and she must be still alive. There is some information about Veronica in this book and it contains even several photos of her.