This crossword No. 12159 clues and answers were published on Wed 29 Apr 2009 and the puzzle can be visited by following The Guardian Quick Crossword No. 12159 link.
All Across Clues and Answers:
1-across – Group of stars : CONSTELLATION
8-across – Tie cord — lump in timber : KNOT
9-across – The Star-spangled Banner : OLDGLORY
10-across – Decorative needlework : EMBROIDERY
12-across – Owing money : INDEBT
14-across – Biscuit — information tag placed on browser : COOKIE
15-across – Subsequently : AFTERWARDS
19-across – Deliberate and malicious destruction : SABOTAGE
20-across – Scandinavian capital : OSLO
21-across – Messenger bird : CARRIERPIGEON
All Down Clues and Answers:
2-down – Medication rubbed on skin : OINTMENT
3-down – Goat-like woodland deity of Greek mythology : SATYR
4-down – Person with inflated self-image : EGOTIST
5-down – Large serving spoon : LADLE
6-down – Hunting cry : TALLYHO
7-down – Monstrous giant : OGRE
11-down – Type of hot curry : VINDALOO
13-down – Inspire with love : ENAMOUR
14-down – Distribution of booty — instance of result being secretly prearranged : CARVEUP
16-down – Copy by drawing on translucent paper : TRACE
17-down – In the number of : AMONG
18-down – Spanish sparkling wine : CAVA
This crossword has in total 22 where 10 are across and 12 are down.