58. The underlying surface construction geometry can be displayed by using the view options in the attributes panel. Turn off the contrours and display the 'Contruction Curves' to display both the IntelliCurves created manually and those generated by the IntelliHull surface generator.
Turn on the 'Blends' to display the curves which control the control points of the BSpline Surface used to form the hull form. Before continuing, turn off the 'Construction Curves' and 'Blends' and turn on the 'Contours'.