Leading international auction house RM Auctions posted in-excess of $9.1m in sales at its Vintage Motor Cars of Hershey event held in Pennsylvania, earlier this month.
The auction achieved over $400,000 in total sales, with 94% of lots sold, led by a 1931 Marmon Sixteen Convertible Coupe which brought $517,000.
Other lots exceeding their pre-sale estimates, included a rare Miller 91 Front Engine at $310,000 and a 1909 Stanley Model E2 Runabout at $176,000.
The auction presented some 50 lots of memorabilia and 136 motor cars to a packed audience.
A largely unrestored 1933 Cadillac V16 Convertible Victoria brought $412,500.
The handsome Cadillac V16 was one of just two examples built and was originally owned by Hollywood actor Robert Montgomery.
Another highlight for enthusiasts was the Miller 91 Front Drive Engine, considered one of the most important Miller artefacts to come to the market in decades.
Attracting spirited bidding, the Miller engine nearly tripled its original estimate, selling for $310,000.
A 1909 Stanley Model E2 Runabout also well-exceeded its pre-sale estimate with a winning bid of $176,000.
"Despite the continuing economic concerns, RM Auctions' impressive sales results in both Los Angeles, California and Hershey, Pennsylvania, continue to solidify and encourage confidence in the collector car market", said Ian Kelleher, President & Chief Operating Officer of RM Auctions.
"Our Hershey auction was incredibly well-attended by bidders and buyers from around the world in a standing-room only atmosphere. We look forward to building on the strong results and welcoming collectors to our London auction later this month," he added.
Additional auction highlights included an award-winning 1920 Mercer Series 5 Sporting for $242,000; an historic 1949 Belanger Special Indy Race Car with impressive race history for $192,500; and a 1930 Bugatti Type 44 Touring for $187,000.
RM Auctions will conclude its 2009 auction calendar later this month with its.