1967 Ferrari 330 GTC
- Engine
- 3.3L V12 'Colombo', 300 hp
- Colour
- Rosso Cina over black Franzi leather

Chassis 10639 is a November 1967 Ferrari 330 GTC, one of 598 built, notable for its original ownership by shipping magnate Aristotle Onassis, who specified a unique Rosso Cina over Nero Franzi leather livery along with several bespoke details. The car was regularly serviced at the Ferrari factory during Onassis's tenure and subsequently passed through American hands including US Postmaster General Benjamin F. Bailar and Ferrari Club of America member Darryl G. Marwitz before spending approximately three decades in storage. A comprehensive restoration to original Onassis specifications was completed by Gary Bobileff of San Diego.
Ownership
- —Auction saleEstimate US$700,000 – US$900,000
- 1967-11-01 → 1968Factory deliveryAristote Onassisfull documentation
Prominent shipping magnate who specified numerous bespoke personalizations; car was regularly serviced at the Modena factory during his tenure, accumulating roughly 20,000 km.
- 1968 → 1969-03-01Private saleM. Gastone Crepaldipartial documentation
Official Ferrari dealer based in Milan who acted as an intermediary before selling the car onward to the US importer.
- 1969 →Private saleBenjamin F. Bailarpartial documentation
Prominent American businessman and academic who later served as US Postmaster General; identified as the first documented US-based owner.
- 1969-03-01 → 1969-06-01Private saleLuigi Chinettipartial documentation
American Ferrari importer based in Connecticut who arranged a final factory service before shipping the car to the United States.
- → 1990Acquisition unknownNelson Griesheimerpartial documentation
Pennsylvania-based owner who subsequently sold the car to another Pennsylvania enthusiast.
- 1990 →Private salePennsylvania-based enthusiastpartial documentation
Anonymous regional collector who kept the car in storage for approximately three decades before it was rediscovered.
- Date unknownAcquisition unknownDarryl G. Marwitzpartial documentation
Ferrari Club of America member who exhibited the car at two regional events during his ownership period.
- Date unknownAcquisition unknownCurrent consignorpartial documentation
Commissioned a thorough restoration by Gary Bobileff of San Diego to return the car to its original Onassis-era configuration.
Competition
- 1980Ferrari Club of America1980 Ferrari Club of America Hershey Meet2nd in class
Exhibited by Darryl Marwitz at the FCA national gathering in Hershey, Pennsylvania, earning a second-place class award.
- —Prancing Horse Farm Invitational
Car was shown at this invitational display event hosted by Ron Spangler in Bel Air, Maryland during Marwitz's ownership.
Maintenance & restoration
- 1968ServiceFerrari factory, Modena
Series of at least eight factory service visits carried out at the Ferrari works in Modena during Onassis's ownership, the last recorded in July 1968, collectively covering roughly 20,000 km of use.
Documented in a report by Ferrari marque historian Marcel Massini.
- 1969ServiceFerrari factory, Modena
One final factory service arranged by Luigi Chinetti prior to the car's export to the United States.
Carried out before the car was shipped in June 1969.
- —RestorationGary Bobileff
Comprehensive restoration commissioned by the current consignor and executed by Gary Bobileff of San Diego, returning the car to its original Onassis-specified appearance and configuration.
Undertaken after the car was rediscovered following approximately thirty years in storage.
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