Standard 15x15 Cryptic Crossword for August 2000

Clues - Across
1. Ain't I an irritant, being unorthodox and heretic? (15)
7. Beret student with a cold rejected for sheepskin hat (6)
9. Cleaner wrestling hold that's mustard! (8)
10. Deceive admiral with a friendly signal (8)
11. More than one pound of sultanas? (6)
12. Man in the tavern only hardened drinkers sing about (6)
13. Namely, non-stop, a banker's meaningless marks (8)
15. City-dweller who might be blind (8)
17. The minimum amount of holiday for a graduate? (6)
18. Last places to find some drink (6)
20. Web-site pioneer (8)
21. Asked to take one horse in some chaff (8)
22. A round compass, brightly coloured ... (6)
23. ... or dyed in the wool? (3,6,6)
Clues - Down
2. Characteristic of the rash, with no initial redness in face or lip (9)
3. Dismissed from teaching - instant uproar (7)
4. A coach meal across the Channel is expensive (7)
5. It can underline the fact that he's in charge (5)
6. Finishing off plain chocs, I'm racked with onset of gripe (13)
8. Perfect interpretation of Bach opera, gripping throughout (5,8)
9. ..."Dost thou think, because thou art virtuous, there shall be no more ***** ?" ... (Twelfth Night) (5,3,3)
14. Delivery speed? (5,4)
16. Put in post, as Tom Thumb was (7)
17. Act the gentleman in a repellent way (4,3)
19. Contending with part of the Royal Navy in Gibraltar (5)