Four-in-One Home Office

How much can you fit into 150 square feet? How about a full-size desk, a bookcase, a guest bed, and a media center?

Space in the San Francisco home of architect David Hale is tight, so even a spare room must serve several purposes.

After an earthquake knocked out the shelf system in David's old study, he surveyed the damage and started over with space-savvy built-ins.