Possible Clues:

• Two below par
• United States Postal Service symbol
• 3 on a par-5 hole, e.g.
• Harpy, e.g.
• A glee-ful bird?
• Two under 1-Down
• It landed in July, 1969
• (Hole) two under par
• In the air 'e might get a broken leg
• Holder of 13 arrows on a buck