Alex Katz (b. 1927) Ada 6, from The Ada PortfoliEstimate: $6,000 - $8,000Starting Bid$3,000Dallas, TXHeritage Auctions4.2(615)
Ends in 9d 23hAlex Katz, Black Hat 2, 2010Estimate: $700 - $1,500Starting Bid$600Hong Kong, Hong Kong IslandNoir Auctions4.3(2)