Heading to Portland this sunny weekend? If you answered, "Why yes I am," then you're no doubt also paying a visit, as per usual, to Powell's Books. While you're there, be sure to head up to the Pearl Room (where the Rare Book Room is located), where you'll be met with a visual treat sure to please your campy, polyester-wearing soul. Portland's Velveteria Museum of Velvet Paintings has taken over the art gallery space......