Issued in 1979, this French commemorative stamp marks the 150th anniversary (1829–1979) of the prestigious École Centrale des Arts et Manufactures, one of France’s leading engineering institutions. The bold industrial design features interlocking mechanical gears, symbolizing engineering innovation and technical mastery. Designed with vibrant green and yellow tones, the stamp showcases France’s strong tradition in industrial arts and engineering education. A desirable thematic item for collectors of technology, education, and industrial design on stamps.