United States billionaire Ken Griffen, paid $500 million for two paintings by abstract expressionist ... bought works by Jackson Pollack and Willem de Kooning from David Geffen's foundation.

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Elaine de Kooning and Joan Mitchell are all names to reckon with now. The latest to be acknowledged is Lynne Mapp Drexler ...

Motherwell and De Kooning. Stripped of color, the ironwork of their composition shows off the tough structure of abstract expressionism. Through Feb. 2. METROPOLITAN—Fifth Ave. at 82nd.