This crossword No. 11427 clues and answers were published on Wed 20 Dec 2006 and the puzzle can be visited by following The Guardian Quick Crossword No. 11427 link.
All Across Clues and Answers:
5-across – Sioux chief, killed 1890 : SITTINGBULL
7-across – Self-satisfied : SMUG
8-across – Amount of liquid lost : SPILLAGE
9-across – Drop at speed : PLUMMET
11-across – Delicious : TASTY
13-across – Jack : KNAVE
14-across – Schoolboy’s store of cakes and sweets : TUCKBOX
16-across – Jeers – building housing soldiers : BARRACKS
17-across – Solid fuel – drink – drug : COKE
18-across – Spy : SECRETAGENT
All Down Clues and Answers:
1-down – Antlered beast : STAG
2-down – Betting pundit : TIPSTER
3-down – A further time : AGAIN
4-down – Defender : FULLBACK
5-down – Route connecting Switzerland and Italy : SIMPLONPASS
6-down – Electrical hole in the wall : LIGHTSOCKET
10-down – Nonconformist : MAVERICK
12-down – Shrove ____ : TUESDAY
15-down – Loose stones on a mountain : SCREE
17-down – Treble or bass symbol? : CLEF
This crossword has in total 20 where 10 are across and 10 are down.