From the original 189 applications for entry the A.C.O. selected a most promising field, but pre-race withdrawals (most notably of all the American cars, Chevrolet Sting Ray Corvettes and Chaparrals, and of the works Abarths the A.S.A.s and the new Osca) removed much of the piston-engined novelty.Even with all the reserves admitted, the smallest field (48+1) for several years started. Ferrari was once again the marque to beat, a formidable task as...
