CART PPG Indy Car Detroit
- Title CART PPG Indy Car Detroit
- Source Geoffrey Hewitt Photograph Collection
- Description Car number 20 March-Alfa Romeo driven by Roberto Guerrero
- Years 1990
- Date 1990-06-17
- Photographer Geoffrey Hewitt
- City Detroit
- State Michigan
- Country United States
- People Guerrero, Roberto
- Marque March
- Model Year 1990
- Engine Type Alfa Romeo
- Vehicle Markings Miller Genuine Draft
- Event CART PPG Indy Car Detroit Grand Prix
- Venue Detroit Street Circuit
- Entrant Patrick Racing
- Race Data Driver: Roberto Guerrero Grid: Eighteenth Finish: Twenty first lap 24 engine
- Identifier 2012-015GHEW-TR-1990-b31_2.10_0010
- Original Format color transparencies
- Rights Copyright has been assigned to The Revs Institute. Although copyright was transferred by the donor, copyright in some items in the collection may still be held by their respective creator. The researcher assumes full responsibility for conforming to the laws of libel, privacy, and copyright which may be involved in the use of this collection.