Our feature bike, shown at the top and at left, is also one of just two copies of the Mercury that have come up for sale in recent years. Frame number 18129803, it was a past winner of the San Jose Clubman’s All-British Show People’s Choice Award. At the 2017 Mecum Las Vegas Motorcycle Auction, it was bid to $9,000, but apparently did not sell. More recently, the 2019 Mecum Las Vegas auction featured an original, unrestored 1970 Mercury, which was part of the MC Collection of Stockholm. It sold for $9,900, on an estimate of $18,000-$23,000.…