Related Clues:

• See this comes with a boil
• An article and that's definite
• That article needs me for a subject
• The GI's left
• An article you use every day
• Article sometimes dropped
• Word often mistakenly thought to be in Smokey Bear's name
• Article seen in many places
• Departed or no longer available
• Word often ignored in alphabetizing
• ". . . where no man has ___ before"
• Hit -- books
• Winnie -- Pooh
• With 63-Across, nickname for four immortals in this puzzle
• Last word of 'Finnegans Wake'