Georgia O'Keeffe

News
Conservation

New app helps researchers diagnose ‘acne’ afflicting Georgia O'Keeffe's paintings

Bumps caused by chemical reactions can now be mapped by waving a hand-held device that one professor likens to a Star Trek “tricorder”

Analysis
Art market

Downright quirky appetite for American masters at Sotheby's

A monumental painting of the American West by Emanuel Leutze breaks records while works by Rockwell and Hopper flop

News
Art market

African American artists sweep Sotheby’s contemporary evening sale in New York

With only two lots unsold, the auction house nets $362.6m in evening of avid bidding

News
Art market

Trio of deaccessioned Georgia O’Keeffe paintings could make over $30m at Sotheby's

Modernist works from the Georgia O’Keeffe Museum will be offered in New York in November