Related Clues:

• ___ dog
• First letter, to Aristotle
• A, as in Athens
• Greek 'A'
• Debugging stage
• Phi-Kappa middle
• Greek character
• Alpha, ___, gamma ...
• Greek a
• First Greek letter
• Athenian leader?
• Second in a Greek series
• Not yet final, in a way
• Early VCR format
• Head of the pack