This module does not appear in the Top row and can only be called
External Modules dialog via the
or in the Print dialog where it is represented by its own icon. If it
is not already in memory then LIN.CXM has to be loaded first.
For editing the LINearity CK4 curves either the Calamus control curve dialog or, if loaded, FrankLIN appears when the module is called. The use of the appropriate control curve editor is described separately.