This crossword No. 11889 clues and answers were published on Mon 16 Jun 2008 and the puzzle can be visited by following The Guardian Quick Crossword No. 11889 link.
All Across Clues and Answers:
1-across – Window fitting reducing heat loss : DOUBLEGLAZING
8-across – One not telling the truth : LIAR
9-across – New Year’s Eve in Scotland : HOGMANAY
10-across – Trifling fault – I called cop : PECCADILLO
12-across – Loud chirping insect : CICADA
14-across – Precious stone – boy’s name : JASPER
15-across – Ill will : RESENTMENT
19-across – Contestant in second place : RUNNERUP
20-across – Bloody : GORY
21-across – Echoing : REVERBERATION
All Down Clues and Answers:
2-down – Ingredient of salad dressing : OLIVEOIL
3-down – Kind of acid used as mild antiseptic : BORIC
4-down – Spiny anteater : ECHIDNA
5-down – Lawful : LEGAL
6-down – Ardent : ZEALOUS
7-down – Biblical ark builder : NOAH
11-down – Da Vinci : LEONARDO
13-down – Put in systematic order : ARRANGE
14-down – Plant producing berries used to flavour gin : JUNIPER
16-down – Low woody plant : SHRUB
17-down – Power : MIGHT
18-down – Smoke – rage : FUME
This crossword has in total 22 where 10 are across and 12 are down.