The Have You Seen Me Circular

By PAUL GRAY/

GEORGIA O'KEEFFE

The artist (1887-1986) studied at Chicago's Art Institute and bequeathed 20 of her paintings to its permanent collection. Last week the institute admitted that one of them -- East River from the Shelton -- painted in 1926 and worth as much as $500,000, is missing and presumed lost.

With reporting by David E. Thigpen