This book focuses on strengthening 3D visualization skills through sketching exercises. It does not make reference to any particular computer-aided design software package. Type Non-fiction Genre Technology / Engineering Page Count 432 pages Brand new and original plastic wrap I don’t see any place where anything‘s been dinged. It looks really nice and ready for your enjoyment. All items are as described and sold as is photos are of actual items you will be receiving if you wish to ship use ebay shipping service BK CS