Related Clues:

• Would nothing get the girl a letter at last?
• At last there's something precious round up here
• Margaret! A letter from Greece at last
• Margaret! 17 across from Greece at last!
• Round the game by letter
• O, it's precious up to a last letter
• Round the crooked game at last
• May be a round game at last
• Get around to the letter game at last
• 'O, Margaret, a letter from Greece at last! (5)'
• Oh, Margaret! A letter at last from Greece
• Alphabetical 51-Down?
• Alphabet-ending letter
• ___-3
• Last of the Greek characters