This crossword No. 9255 clues and answers were published on Fri 31 Dec 1999 and the puzzle can be visited by following The Guardian Quick Crossword No. 9255 link.
All Across Clues and Answers:
1-across – Given to irrational beliefs : SUPERSTITIOUS
8-across – Atmosphere – tune : AIR
9-across – Unhappy : SORROWFUL
10-across – Densely inhabited : POPULOUS
11-across – Protuberance : KNOB
13-across – Lubricate : GREASE
14-across – Pure : CHASTE
16-across – Relative : AUNT
17-across – Struggle : TUGOFWAR
20-across – Gad about, seeking pleasure : GALLIVANT
21-across – Quick curtsey : BOB
22-across – Tanned by sun and wind : WEATHERBEATEN
All Down Clues and Answers:
1-down – Acute : SHARP
2-down – Equipment etc : PARAPHERNALIA
3-down – Unable to be still : RESTLESS
4-down – Force causing rotation : TORQUE
5-down – Implement : TOOL
6-down – Unprompted : OFFONESOWNBAT
7-down – Aspirin : SOLUBLE
12-down – Accelerator : THROTTLE
13-down – Scottish city : GLASGOW
15-down – Living en famille : AUPAIR
18-down – Bird : ROBIN
19-down – Desire : WISH
This crossword has in total 24 where 12 are across and 12 are down.