Andy's Crossword

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Across
  1. 4. Perhaps I, sniper, breathe in
  2. 5. Lowdown directions
  3. 7. Institute like a workshop?
  4. 9. Rationalism of faulty mains hum
  5. 13. Particular ego is mixed up for metaphors
  6. 14. City scent
  7. 15. Town crib valuation
  8. 16. Forecasts colour in postscript
  9. 17. Singer's no candle hero, performing
  10. 20. Badly drawn, like castle town
  11. 21. Undo flab tool?
  12. 22. Cross lady, she leant over
Down
  1. 1. Insect activity
  2. 2. Insect ruins first drink
  3. 3. Man's conservative past
  4. 6. Wet, sham, ragged team
  5. 8. Confused, Mand slid into place
  6. 10. Place bust in way, missing point
  7. 11. Southern harbour game
  8. 12. School unfinished, mostly, in Colorado bar
  9. 18. Lacking points, Boleyn fetched a child for fine man
  10. 19. Place of Hal's delight, so it's said