This crossword No. 9355 clues and answers were published on Wed 26 Apr 2000 and the puzzle can be visited by following The Guardian Quick Crossword No. 9355 link.
All Across Clues and Answers:
1-across – Circular decorative device – model nail : MEDALLION
8-across – Alternative : OTHER
9-across – Metal wind instrument : TRUMPET
10-across – Height : EMINENCE
11-across – Unaccompanied : SOLO
13-across – Shellfish – colour : OYSTER
14-across – Book of the Old Testament : JOSHUA
16-across – Midday : NOON
17-across – Gas dangerous to miners : FIREDAMP
19-across – Foolish : IDIOTIC
20-across – Change : ALTER
21-across – Railway employee controlling points : SIGNALMAN
All Down Clues and Answers:
1-down – Killer : MURDERER
2-down – Discover existence of : DETECT
3-down – Oaf : LOUT
4-down – Ailing : INPOORHEALTH
5-down – Area of countryside for public use : NATIONALPARK
6-down – Area surrounding London : HOMECOUNTIES
7-down – Constantly lighting cigarettes : CHAINSMOKING
12-down – Caution in advance : FOREWARN
15-down – Shortened form of situation comedy : SITCOM
18-down – Volcano in Sicily : ETNA
This crossword has in total 22 where 12 are across and 10 are down.