This crossword No. 11456 clues and answers were published on Thu 25 Jan 2007 and the puzzle can be visited by following The Guardian Quick Crossword No. 11456 link.
All Across Clues and Answers:
1-across – Perimeter of circle : CIRCUMFERENCE
8-across – Box – mineral – rod : SPAR
9-across – Flying vehicle : AIRCRAFT
10-across – Steep slope – map’s centre : ESCARPMENT
12-across – Key in again : RETYPE
14-across – Purse : PUCKER
15-across – Device on old American trains to push aside obstructions : COWCATCHER
19-across – Microscopic organisms : BACTERIA
20-across – Prejudice : BIAS
21-across – State of greatest happiness : SEVENTHHEAVEN
All Down Clues and Answers:
2-down – One assuming a false identity : IMPOSTER
3-down – About : CIRCA
4-down – Pastry covered dish containing pork, beef etc : MEATPIE
5-down – Weird : EERIE
6-down – Unpredictable : ERRATIC
7-down – Wrist end of sleeve : CUFF
11-down – Evening music : SERENADE
13-down – Sailing enthusiast : YACHTIE
14-down – Title of ancient Egyptian kings : PHARAOH
16-down – Far from the best – defeat : WORST
17-down – Venomous hooded snake : COBRA
18-down – Come to – funereal gathering : WAKE
This crossword has in total 22 where 10 are across and 12 are down.