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  1. 50 CAD Exercise Drawing | 3D CAD Model Library | GrabCAD

  2. AutoCAD practice drawings with PDF eBook - SourceCAD

  3. AutoCAD 3D Exercises & Practice drawings - cadin360.com

  4. AutoCAD 3D Modeling : Exercise Workbook PDF - zlib.pub

  5. AutoCAD 3D Practice Tutorial | Video of the Month | Autodesk

  6. 60 AutoCAD 2D & 3D Practice Drawings & Projects | PDF - Scribd

  7. AutoCAD® 3D Modeling : Exercise Workbook - Google Books

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