Hello, i am a new user of vtk , could you tell me the qulity of vtk, and do i need to buy the vtk guideline books? hope to receive your letter soon. xyz 2001.12.31 -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://www.vtk.org/pipermail/vtkusers/attachments/20011231/80881858/attachment.htm>