1: Wander around inside territory (3)
2: Containers holding top-grade instruments (5)
3: One country or another entertains Jolson (9)
4: Draw a stomach uprising (3)
5: Seat for the trafficker who doesn't take sides (5)
8: Denim -- a genuine clothing icon (5)
9: Acquire something enclosed by muslin curtain (5)
11: Clear initial rubbish in drain (3)
13: In all, just a little peak. (3)