Possible Clues:

• Thornton Wilder drama
• Thornton Wilder play
• Wilder play
• Play set in Grover's Corners
• Play in which the Stage Manager is a character
• Pulitzer-winning play set in Grover's Corners
• Play title anagramming to ''WORN OUT''
• Pulitzer play for 1938
• "Act I: Daily Life" play
• Oft-revived 1938 play