This crossword No. 12756 clues and answers were published on Wed 30 Mar 2011 and the puzzle can be visited by following The Guardian Quick Crossword No. 12756 link.
All Across Clues and Answers:
1-across – Great 14th-century killer epidemic : BLACKDEATH
7-across – Sceptic — unbelieving : AGNOSTIC
8-across – Until 2006 the presiding officer of the House of Lords and head of the judiciary : LORD
9-across – Hidey-hole : NOOK
10-across – : BLUESKY
12-across – Measure to preserve water supplies : HOSEPIPEBAN
14-across – Take care of : PROTECT
16-across – Young animal : CALF
19-across – Design : PLAN
20-across – : MISMATCH
21-across – See 8 : CHANCELLOR
All Down Clues and Answers:
1-down – Israeli prime minister who shared the Nobel Peace Prize with President Sadat : BEGIN
2-down – In love : AMOROUS
3-down – Bird of prey : KITE
4-down – Thin boneless slice of meat : ESCALOPE
5-down – Silk net fabric : TULLE
6-down – Shattered : BROKEN
11-down – Example : SPECIMEN
12-down – Obstacle used in races : HURDLE
13-down – Piercing tool : BRADAWL
15-down – Freshwater fish : TENCH
17-down – Awkward problem : FACER
18-down – Land amid water : ISLE
This crossword has in total 23 where 11 are across and 12 are down.