This crossword No. 10856 clues and answers were published on Mon 21 Feb 2005 and the puzzle can be visited by following The Guardian Quick Crossword No. 10856 link.
All Across Clues and Answers:
1-across – Pyrotechnics : FIREWORKS
8-across – Of great weight : HEAVY
9-across – Flair : PANACHE
10-across – Three-hulled vessel : TRIMARAN
11-across – Person opposed : ANTI
13-across – Small beard : GOATEE
14-across – Medieval in approach : FEUDAL
16-across – Fever : AGUE
17-across – Knocking over : TOPPLING
19-across – Sharp type of bend : HAIRPIN
20-across – Great sea : OCEAN
21-across – Strike back : RETALIATE
All Down Clues and Answers:
1-down – Sticky strip that catches small insects : FLYPAPER
2-down – Annul a law : REPEAL
3-down – Conjuror’s stick : WAND
4-down – Job in charge of a fast car : RACINGDRIVER
5-down – Job with the FBI : SPECIALAGENT
6-down – Job taking snaps : PHOTOGRAPHER
7-down – Job sketching exaggerated facial features : CARICATURIST
12-down – Aperture through which glances sneaked : PEEPHOLE
15-down – Part of the eye : CORNEA
18-down – Semi-transparent gemstone : OPAL
This crossword has in total 22 where 12 are across and 10 are down.