Un Seuil mental sous nos pas : Du Cosmos à la cosmogénèse suivi de Réflexions sur l'Ultra-Humain. - Trois Contes comme Benson : L'Ostensoir et La Custode. - En regardant un cyclotron[A Mental Threshold Beneath Our Feet: From the Cosmos to Cosmogenesis, followed by Reflections on the Ultra-Human. — Three Tales in the Manner of Benson: The Monstrance and the Pyx. — Looking at a Cyclotron]
First editions in mimeographed form of each of the fascicles (cf. Cuénot 312 & Cuénot 333).
Modern pink marbled paper Bradel binding, smooth spine, some rubbing with small losses of paper to the spine and along the edges of the boards; original wrappers preserved for the first fascicle.
Bound after the first text are: Trois Contes comme Benson (only Tales 2 and 3 are present: L'Ostensoir et La Custode) and En regardant un cyclotron (an offprint from Recherches et Débats, April 1953).
A rare collection.
