The market for vintage pinup art changed dramatically in June 2007 when the fourth of five Gil Elvgren paintings crossed the block during a Heritage Auctions sale in Dallas. At that time, the record price for an Elvgren pinup at auction—$93,500—had stood for almost a decade, though that particular result seemed to be an outlier. During the first six years of the new millennium, original Elvgren oil paintings exchanged hands for much less, and based on the results of regular Heritage-hosted auctions, their valu…