An original Marchal Hypersonic 22 air horn sales brochure, produced in the early 1960s and applicable to Ferrari 250 and 275 models produced between 1960 and 1964. Marchal were a leading supplier of horns and lighting to Ferrari and other prestige marques throughout this period, and this brochure would be a great supplement for any pouch set from the era. The brochure is in very good condition. Photos are of the actual item you will receive. More photos can be sent upon request.