To add a video for Désiré-Emile Inghelbrecht / La Nursery, Book 4: No. 1, La bonne Aventure, just enter the video‘s YouTube link:
example) https://www.youtube.com/watch?v=XXXXXXXXXXX
Search YouTube for Désiré-Emile Inghelbrecht / La Nursery, Book 4: No. 1, La bonne Aventure