A signed letter from Enzo Ferrari, dated Modena 11 Agosto 1958, addressed to P. Pettavel, Secretaire General of the Automobile Club de Suisse, typed single-sheet of Ferrari letter-headed paper with stapled attachment of original carbon copies of two letters addressed to Enzo Ferrari that merited this reply, relating to lack of availability of Phil Hill or a sports car for the Course de Côte Ollon-Villars, with signature in purple ink, with envelope. (2)