Free Autolisp: Convert Face to Polyline
2D to 3D Polyline by Points
How To: Convert 2D Points to 3D Lines Using 'From' and 'To' Values
Civil 3D 2013: 2D and 3D Polyline Conversion | Ideate Inc
Convert 2d to 3d polylines - YouTube
How best to convert a 3D model to 2D? - Rhino for Windows - McNeel Forum
How To: Convert 2D Points to 3D Lines Using 'From' and 'To' Values
Cleaning Up Curves with Excessive Vertices - IMAGINiT Civil Solutions Blog
Convert 3D to 2d Polylines in flexible ways - YouTube
Splines, Polylines and 3D Polylines | Bricsys Blog
convert polylines to 3d polylines without creating a surface - Autodesk Community
Autocad Tutorial : How to convert 3D polyline to 2d polyline - YouTube
Autocad Tutorial : How to convert 3D polyline to 2d polyline - YouTube
Drawing in the Scene
CAD Forum - How to convert a 2D polyline to 3D or vice-versa?
AutoCAD > Geometry > Convert to 3D Polyline | KobiLabs
AutoCAD Tutorial 20: Convert Line to Polyline - Tutorial45
Convert 2d to 3d polylines - YouTube
How do I give a non-flat 3D polygon depth? - Solids Modeling - Vectorworks Community Board
Solved: Joining 'Polyline' and '3D Polyline' - Autodesk Community - AutoCAD
How to Convert 2D PL to 3D PL with text at vertex? - AutoLISP, Visual LISP & DCL - AutoCAD Forums
3D Polyline
Convert a 2D polyline to 3D from attribiut block - AutoLISP, Visual LISP & DCL - AutoCAD Forums
TopoGX - Convert 2D to 3D
2D Polyline to 3D polyline in Civil 3D - YouTube
Windows 8 Support: Civil 3D 2013: 2D and 3D Polyline Conversion
Cleaning Up Curves with Excessive Vertices - IMAGINiT Civil Solutions Blog
