Lucien Wasselin contributed the preface to this book that consists of the reprinting of Garnier's published works. -- Source of annotation: Marvin or Ruth Sackner.

Martial Lengelle contributed the preface to this book that consisted of a review of different types of concrete and visual poetry. The second half of the book reprints several of Garnier's published works. -- Source of annotation: Marvin or Ruth Sackner.