Hermes Airships 1909 Penfield art cover rare Technical World Mag Mars Butte Mine(Old Magazines, Early 20th Century Magazines, Americana, Illustrated Magazines, Technical World Magazine, Hermes, Mars, Mine Explosions, Airships, Train Dispatch). Technical World Magazine. Published December 1909, Chicago by Technical World Company. Cover art by Edward Penfield. c. 110 pages. Text in English. Illustrated throughout. Nice assortment of dated advertising as well, often illustrated. Scarce rare early 20th century American illustrated