L’ Avatar de Lucette was written by James Lovebirch and published for the first time in 1913 by Librairie Artistique et Édition Parisienne réunies and republished in 1925. It was illustrated by Lewis Bald but also by Gaston Smit. It’s mentioned that the art from Lewis Bald was used before in the book La Villa des bouleaux, published in 1908. A sequel was published as Peggy Briggs (1913).
The book was banned by the Criminal Court of Seine 17th chamber May 14, 1954.
Here are different covers for the various versions that were published.