1913 Pierce-Arrow Model 48-B-1 Five-Passenger Touring
- Engine
- 524 cu. in. T-head inline-six, 48 rated hp
- Colour
- Dark blue with red pinstripe

Chassis number 10431 is the sole known surviving 1913 Pierce-Arrow Model 48-B-1 Five-Passenger Touring with aluminum-over-hardwood-frame body construction, distinguished from the marque's more common all-cast-aluminum coachwork. Long associated with prominent American collectors, the car was comprehensively restored by celebrated Pierce-Arrow specialist Eric Rosenau, earning Best in Class at Pebble Beach and the Bernard J. Weis Trophy at the 1995 Pierce-Arrow Society National Meet. It has accumulated around 4,200 miles under subsequent careful stewardship.
Ownership
- —Auction saleSold US$341,000
- → 1952Acquisition unknownSterling G. Whitakerpartial documentation
Factory service representative based in Ogden, Utah, who owned multiple early Pierce-Arrows and dealt in parts and used vehicles; likely acquired this chassis from its original or very early owner.
- 1952 → 1989Private saleJack Passeypartial documentation
Collector based in San Jose, California, who towed the car home and began a chassis restoration but left the work incomplete; the acquisition journey was documented in a published book.
- 1989 →Private salePatrick Craigpartial documentation
Noted Pierce-Arrow collector who purchased the car in 1989 and held it briefly before selling it back to the previous owner.
- → 2003Private saleKnox Kershawpartial documentation
Commissioned a comprehensive professional restoration by Eric Rosenau of Monrovia, California, widely regarded as the leading Pierce-Arrow restorer; the car earned top concours honors during this ownership.
- 2003 → 2012Private saleMilhous Brotherspartial documentation
Florida-based collectors who displayed the car in their private collection for approximately nine years.
- 2012 →Private saleJohn Bentleypartial documentation
Had the car further sorted and tuned by John Mozart and Steve Littin before selling it to the subsequent owner; described it as a capable touring vehicle.
- Date unknownPrivate saleJack Passeypartial documentation
Reacquired the car from Craig a couple of years after the 1989 sale, then subsequently sold it onward to Knox Kershaw.
- Date unknownPrivate saleMr. McCawpartial documentation
Most recent prior owner before the auction; accumulated approximately 4,200 miles on the restored car along with other subsequent custodians.
Competition
- 1995Pierce-Arrow Society National Meet 1995Bernard J. Weis Trophy — top restoration award
Recognized as the most authentically restored vehicle at the meet, an honor equivalent to Best of Show in that society's judging.
- —Pebble Beach Concours d'EleganceBest in Class
Entered during Knox Kershaw's ownership following the Rosenau restoration; exact year not stated but implied to precede the 1995 Pierce-Arrow Society meet.
Maintenance & restoration
- 1952Restoration
Chassis restoration begun by Jack Passey after acquisition; most chassis work was carried out but the project was not brought to completion.
- —RestorationEric Rosenau
Comprehensive restoration by leading Pierce-Arrow specialist Eric Rosenau: original body retained with doors and rear section saved; new aluminium sheet fitted to the lower body; correct hood sides fabricated and installed; engine rebuilt; new spring-shackle bushings fitted throughout. Described by Rosenau's successor as leaving nothing undone.
Work carried out during Knox Kershaw's ownership, prior to the mid-1990s concours appearances. Rosenau was based in Monrovia, California.
- —Mechanical
Mechanical sorting and detailing carried out by John Mozart and Steve Littin to bring the car to a high touring standard.
Performed during John Bentley's ownership, reported in correspondence with the subsequent buyer.
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