TurboCAD Pro 18 - PDF underlays,
enhanced layers, additional filleting capabilities, new house wizard, roof
wall modifier, Ruby Scripting, upFront.eZine, Mar 22, 2011
TurboCAD Pro 16: Powerful CAD on a Budget - ability to create 2D
sections based on 3D models, efficient XREF manager,
enhanced drafting palette, ACIS-based helix tool, David Cohn, Desktop
Engineering, Aug 30, 2009