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From SofTutor for AutoCAD 2D - Creating And Setting Up Layers
Topics and keywords covered in this video are:

Make Layers Current Properties On Off Freeze Thaw
Creating And Setting Up Layers Current Freeze Color Linetype Weight Plot
Opening The Properties Toolbar Accessing Find Icons Command
Layer Setup Setup Make Current Right Mouse Button
Opening Show Details Dialog Box Layers Setup Properties
Creating New Layers Setup Make Current Right Mouse Button