(July 22, 2020) WALWORTH, Wis. — Mecum Auctions held its most successful Indianapolis auction to date as the 33rd annual flagship event climbed to just more than $74 million in overall sales. In all, the 2020 auction was host to 1,800 vehicles and more than 6,000 Road Art lots offered over nine auction days, July 10-18. The sprawling Indy lineup ultimately achieved an overall sell-through rate of 90% as the vehicles alone reached an exceptional 78% sold. Notably, 346 of the vehicles offered were sold to online-only bidders for a total of $10.3 million.