An original S.E.V. Marchal Fulgor Hypersonic horn brochure, applicable to the Ferrari 250 and 275 during the period 1960 to 1964. Marchal were a primary OEM supplier of horns and lighting equipment to Ferrari, Maserati and other European marques throughout this era. In good condition. Photos are of the actual item you will receive. More photos can be sent upon request.