Clipper Cargo McKnight KaufferOriginal vintage advertising poster for Pan Am designed by one of the most renowned poster artists of the 20th century, Edward McKnight Kauffer (1890 1954). "For quick results ship by Clipper Cargo. There's no business in slow business. Pan American World Airways, the world's most experienced airline." Great image of camels and a pyramid in the desert with a plan flying overhead. Good condition, restored small tears and loss on top margin, backed on