ocr: Velluml Vellum Solids '99 Vellum Solids '99 is Ashlar's S ambitious attempt to produce a dream product for industrial and mechanical design, but it's a little rough in spots from the furious pace of implementation. If you're an old Vellum pro and don'tneed much hand-holding, Solids '99 can accelerate your creative impulses. PROS: Truly impressive feature set. CONS: Bloated memory requirements; can't read AutoCAD 2000 files. COMPANY: Ashlar (800,877-2745, www.ashlar.com). LIST PRICE: $3,995 RATING: $4#1