Auctions Classic Collector Auction is currently available online at www.mastroauctions.com for preview. Bidding opens Monday, June 9th at 10 AM Central Time. With 2174 lots available, Session One Lots (1 – 863) will close on Wednesday, June 25th. Session Two Lots (864 – 2174) will close on Thursday, June 26th. Click here to preview Mastro Auctions is also accepting consignments until June 6th for the August 27-28 Catalog Auction Call 630-472-1200 or click here.