1971 USAC Indycar Series.
Ontario, California, USA. 5th September 1971.
Bobby Unser (Eagle-Offenhauser) leads Mark Donohue (McLaren-Offenhauser) into Turn 1.
World Copyright: Murenbeeld/LAT Photographic
This size guide is intended for reference only. Images can be reduced to any size without affecting quality but you can never make an image bigger than its original size without pixelation. It's always safe to buy larger.
| Image size | pixels | |
|---|---|---|
| Small | 398 х 600 px | |
| Medium | 679 х 1024 px | |
| Large | 3571 х 5387 px |