Essai D'Optique sur la Gradation de la Lumière.
Paris: Gauthier-Villars, 1921. Wraps. 19 x 12 cm. 12mo. 129pp. Grey wraps. The front cover is detached and chipped but present, the rear cover is missing. Spine is missing but text block is still holding. French language text. Reprint of the 1729 edition. "Bouger is remembered today principally by his..... More