Publication includes reproductions of A. Dupont's "Nathalie et Justine" and "L'Art en Ciel," and I. Isou and A. Dupont's "Concerto pour Oeil et Oreille" which are held by the Sackner Archive. -- Source of annotation: Marvin or Ruth Sackner.

Each contributor has an inked his/her fingerprint that follows the engraving. -- Source of annotation: Marvin or Ruth Sackner.

Houedard in his introduction states that this is the first lecture (concrete poetry) delivered in the English speaking world. He presents an extensive critical analysis of Gomringer's poems including "Avenidas," "Silencio,"etc. and DeCampos poetry. Calligrammes were inspired by Mallarme's "Un Coup De Des" as well the music of Webern. He discusses the basis for Ultra-Lettrisme and Sound Poetry and provides a chronology for Sound Poetry. -- Source of annotation: Marvin or Ruth Sackner.

Each internal page of the leaflet has a single, hand painted, artist stamp collaged onto it. The work was done concurrent to an exhibition "Lettrisme & Hypergraphie" held at the Galerie Stadler in 1964; the Sackner Archive holds the ordinary and deluxe edition of this catalogue. According to Frederic Acquaviva, all of the drawings were done by Jacques Spacagna including the forging of signatures. -- Source of annotation: Marvin or Ruth Sackner.

Lemaitre presents a small catalogue of his works for sale. They date from 1954 to 1990. The Sackner Archive holds two works from this catalogue: a bronze sculpture titled "Dialogue de dieux" and a gouache titled "Les Signes s'approchent!" -- Source of annotation: Marvin or Ruth Sackner.

This badge has a linear-optic reproduction of a photograph by Maurice Lemaitre commissioned in 1990 by Marvin Sackner for the exhibition of the same title held at the American Lung Association meeting in Miami Beach in 1992. -- Source of annotation: Marvin or Ruth Sackner.