Grosse Point, Michigan, July 29, 2024 (GLOBE NEWSWIRE) -- GROSSE POINTE, Michigan, July 29, 2024 – Broad Arrow Auctions, a Hagerty (NYSE:HGTY) company, is thrilled to announce the consignment of the Retro Motors Collection of 25 collector cars, many offered without reserve,  to the upcoming Broad Arrow Auction at the Chattanooga Motorcar Festival. The outstanding collection of most late model US and European sports cars will lead the way as the anchor for Broad Arrow's final U.S.-based auction for the 2024 ...