This crossword No. 9187 clues and answers were published on Tue 12 Oct 1999 and the puzzle can be visited by following The Guardian Quick Crossword No. 9187 link.
All Across Clues and Answers:
1-across – Quickly asleep : OUTLIKEALIGHT
8-across – Thought : IDEA
9-across – Silent monk : TRAPPIST
10-across – Short-winded : BREATHLESS
12-across – Cardboard container : CARTON
14-across – Plank children play on : SEESAW
15-across – Convalesce : RECUPERATE
19-across – Estrange : ALIENATE
20-across – Diplomacy : TACT
21-across – Want gate moved : MEATANDTWOVEG
All Down Clues and Answers:
2-down – Felt beneath carpet : UNDERLAY
3-down – The Forbidden City : LHASA
4-down – Cooking area : KITCHEN
5-down – Astound : AMAZE
6-down – Deadlock : IMPASSE
7-down – Army – innkeeper : HOST
11-down – Short hymn : CANTICLE
13-down – Torture : TORMENT
14-down – Wise : SAPIENT
16-down – Series : CHAIN
17-down – Proportion : RATIO
18-down – Mirth : GLEE
This crossword has in total 22 where 10 are across and 12 are down.