Search within a Smart Album
After creating a Smart Album, you can search for specific photos within the contents of the Smart Album.
Search within the contents of a Smart Album
In the Library inspector, select the Smart Album whose contents you want to search, then click the Filter HUD button in the Browser.
When the Filter HUD appears, specify secondary search criteria to show specific photos within the Smart Album.
To see the entire contents of the Smart Album again, delete the search criteria in the Filter HUD.