CAVE, L. - C'est à la France que le monde doit ses ailes. . .

Original poster promoting the French company Montgolfier Renard Charles, manufacture of hot air balloon and dirigibles.
Full title Translation: " It is to France that the world owes its wings. Invention of hot air balloons and dirigibles. MONTGOLFIER-RENARD-CHARLES" Published by Secrétariat Général à la Défense Aérienne - La Publicité Synchronisée Lyon-Paris

Lucien Cavé was a French painter and illustrator, he was exhibited at the Salon des humoristes (1929) and was a Air Painter.