HALEVY (Daniel). Essay on the acceleration of history. Paris, les iles d'or, 1948. In-12, one of 3000 on Moret vellum, this one n°1393. Bound in green half leather signed Lobstein. Enriched with an autograph letter signed by the author. Jointly bound in an identical binding; HALEVY (Ludovic). Visits to the peasants of the center. Paris, Grasset, 1921. Edition of 3430 numbered copies, this one n°IV, one of the XXX on Lumière green paper. Covers preserved. (slight discoloration in the margin)