Henry Moore sculpture sells for £26m at auction BBC20th/21st Century art London sales results March 2026 Christie’sHenry Moore and Dorothea Tanning set records at Christie’s triple-header sale in London The Art Newspaper$35.1 million Henry Moore sculpture leads London March 2026 auctions. ArtsyChristie’s 20th / 21st Century Evening Sale Totals $152.7m ArtDependence