Ad ReinhardtEdward HopperEllsworth KellyFranz KlineHelen FrankenthalerMark RothkoMilton AveryRoy LichtensteinWillem de Kooning
Estate of Roy LichtensteinHammer MuseumKnoedler & CompanyMuseum of Contemporary Art, Los AngelesTateThe Broad Art FoundationThe Willem de Kooning FoundationWhitney Museum of American Art