Newton Icon! Builder Stack - This is a time saving utility for the Newton programmer. Just paste the icon you want to show up in Extras and then paste the icon you want the user to see when they tap it. Newton Icon! Builder creates the icon mask. No more doing it by hand. The enclosed utility is requires HyperCard, it is also available as a stand alone application. Both come with complete on-line assistance to step you through the process. Requires a Mac.