Canaletto

The 150 works, to be sold Wednesday and Thursday at Christie's Manhattan headquarters, trace over 500 years of art history, from Botticelli and Canaletto to Georgia O'Keeffe and Louise Bourgeois, via Claude Monet, Francis Bacon and Edward Hopper

Paul G. Allen, a co-founder of Microsoft, is not the worst billionaire on the planet. Yes, he owns mega-yachts, estates and sports teams, and is a regular on the sun-and-champagne circuit, but he gives generously to good causes, including biomedical research, the environment and the arts. He also collects art, and 39 works from his collection are n...

The 150 works, to be sold Wednesday and Thursday at Christie's Manhattan headquarters, trace over 500 years of art history, from Botticelli and Canaletto to Georgia O'Keeffe and Louise Bourgeois, via Claude Monet, Francis Bacon and Edward Hopper

Paul G. Allen, a co-founder of Microsoft, is not the worst billionaire on the planet. Yes, he owns mega-yachts, estates and sports teams, and is a regular on the sun-and-champagne circuit, but he gives generously to good causes, including biomedical research, the environment and the arts. He also collects art, and 39 works from his collection are n...