This crossword No. 11531 clues and answers were published on Mon 23 Apr 2007 and the puzzle can be visited by following The Guardian Quick Crossword No. 11531 link.
All Across Clues and Answers:
1-across – US horse race : KENTUCKYDERBY
8-across – Prohibition : VETO
9-across – Flood : INUNDATE
10-across – Pet bird : BUDGERIGAR
12-across – Boot’s metal end : TOECAP
14-across – Prime : HEYDAY
15-across – Semisolid : COAGULATED
19-across – Chinese city : SHANGHAI
20-across – Single : ONLY
21-across – Our island nation : UNITEDKINGDOM
All Down Clues and Answers:
2-down – One carrying out the deceased’s wishes : EXECUTOR
3-down – : THONG
4-down – Bird’s noise : CHIRRUP
5-down – Of tender years … : YOUNG
6-down – … or not of tender years : ELDERLY
7-down – Cigar end : BUTT
11-down – Napoleonic end : WATERLOO
13-down – Shy target? : COCONUT
14-down – Escapologist : HOUDINI
16-down – Plant louse : APHID
17-down – Together with : AMONG
18-down – Possible double feature? : CHIN
This crossword has in total 22 where 10 are across and 12 are down.