1968 Watkins Glen 6 hours.: Watkins Glen, New York, USA. 14th July 1968. Rd 8. Werner Frank/Ralph Trieschmann (Porsche 906 E), 4th position, leads Andre Prefontaine/Peter Roberts (Lotus 47), retired, action. World Copyright: LAT Photographic. Ref: 68WG6HR12.
Watkins Glen, New York, USA. 14th July 1968. Rd 8.
Werner Frank/Ralph Trieschmann (Porsche 906 E), 4th position, leads Andre Prefontaine/Peter Roberts (Lotus 47), retired, action.
World Copyright: LAT Photographic.
Ref: 68WG6HR12.