Jorge,
Which Crusader and which Saber are you looking for.
A number of CL stunt designs have appeared with the Crusader name. Here are a few:
Claire Sieverling, Flying Models, Oct 59, Plans available from AMA plans service.
Charles Mackey, Flying Models, Mar 60, Plans available from the AMA plans service.
Harold Price, American Modeler, Jan/Feb 69, Plans available from the AMA plans service
Vic Macaluso, American Aircraft Modeler, Jun 71, Plans should be available from the AMA plans service.
Vic Macaluso with his Crusader 2, Flying Models, Oct 94, Plans should be available from Flying Models.
There are a lot of Sabers. Which one are you looking for?
Keith Trostle