You can find the comprehensive documentation in the List & Label Start menu group "Documentation List & Label 32" or directly in the "Documentation" folder within the List & Label installation directory.
It includes PDF documents covering the Programmer's Reference, Designer, Ad-hoc Designer, and Object Model Reference, as well as CHM help files for the Designer and the List & Label components for .NET and VCL. You will also find additional information there, including details on redistribution and menu IDs, as well as the source files for the Designer and Ad-hoc Designer CHM help files.