 Complete the following phrase:  The original vinyl packaging of the album was different from all the reissues: it featured somewhat more elaborate artwork of the paper sleeve supplied with a special color-filter oversleeve. When inserted, the oversleeve filtered some of the colors of the sleeve artwork, allowing four different variations 2 per side of it. That was supposed to symbolize visual stereotomy. In the reissues, only one variant remained. The artwork was nominated for Best Album Package at the 