This 0.40 franc French commemorative stamp, issued in 1968, honors Pierre Larousse (1817–1875), the renowned lexicographer, grammarian, and founder of the famous Grand Dictionnaire universel du XIXe siècle. Designed and engraved by Pierre Gandon, the stamp features a detailed portrait of Larousse alongside stacks of books, an open volume, and a quill—symbols of his lifelong dedication to education and knowledge. Printed in a rich purple-brown tone, it reflects France’s tradition of celebrating cultural and intellectual figures through philately. A must-have for collectors of French historical personalities and literary heritage.