White Racers from Zuffenhausen : Porsche 904, 906, 907, 908, 909, 910: by Karl Ludvigsen

by Karl Ludvigsen

Ferdinand Porsche - Genesis of Genius : Road, Racing and Aviation Innovation 1900 to 1933: by Karl Ludvigsen

by Karl Ludvigsen

Indy Cars Of The 1960s: by Karl Ludvigsen

by Karl Ludvigsen

Jaguar XK120,XK140,XK150 Sports Cars: by Karl Ludvigsen

by Karl Ludvigsen

Ferrari - The Factory: Maranello's Secrets 1950-1975: by Karl Ludvigsen

by Karl Ludvigsen

Porsche Spyders 1956-1964: Type 550A, RSK and 718: by Karl Ludvigsen

by Karl Ludvigsen

BMW Racing Cars: 328 to Racing V12: by Karl Ludvigsen

by Karl Ludvigsen

Porsche Spyders: Type 550 1953-1956: by Karl Ludvigsen

by Karl Ludvigsen

Indy Cars of the 1970s Karl Ludvigsen Author: by Karl Ludvigsen

by Karl Ludvigsen

Indy Cars of the 1940s: Ludvisen Library Series Karl Ludvigsen Author: by Karl Ludvigsen

by Karl Ludvigsen

Can-Am Racing Cars: Secrets of the Sensational Sixties Sports-Racers (Ludvigsen Library Series) Karl Ludvigsen Author: by Karl Ludvigsen

by Karl Ludvigsen

Porsche 956 & 962: Immortal Endurance Racers 1982-1994: by Karl Ludvigsen

by Karl Ludvigsen

Mercedes-Benz 300SL: Racing Cars 1952-1953: by Karl Ludvigsen

by Karl Ludvigsen

Chaparral: Can-Am Racing Cars from Texas: by Karl Ludvigsen

by Karl Ludvigsen

Indy Cars of the 1950s: by Karl Ludvigsen

by Karl Ludvigsen