Possible Clues:

• Is H e'en there for 13 across?
• You'd find thee there, but not initially
• Finally, then, I contrived to get a goal
• At last that's where 20 down is, in short
• At last 'e gets surrounded by fowl
• Where the North is at last
• It's thee that's there at last
• At last you get north there
• Is H e'en lasting there?
• At last he gets to EN here