Use the override key and a context menu to 
 do this easily. These steps apply to all “intelligently linked” items. 
 See Linking Details 
 for Linked Parts.
        
        
            - From the Document menu, choose Edit Score 
 to navigate to the score. 
- 	CONTROL-click the item to bring up the context menu
            
- Add the COMMAND key and uncheck Show (In 
 other words, hold down both COMMAND and CTRL while clicking the item and 
 uncheck Show.) The item is now set to show in the parts but not 
 the score.