This crossword No. 11819 clues and answers were published on Wed 26 Mar 2008 and the puzzle can be visited by following The Guardian Quick Crossword No. 11819 link.
All Across Clues and Answers:
5-across – Archipelago off the southeast of the USA : FLORIDAKEYS
7-across – Russian emperor : TSAR
8-across – Disposal of waste by burial : LANDFILL
9-across – Schoolboy’s food container : TUCKBOX
11-across – Gemstone mineral : BERYL
13-across – English poet, 1788-1824 : BYRON
14-across – Highly contagious viral disease : MEASLES
16-across – Collapse through exhaustion : FLAKEOUT
17-across – Long deep wound : GASH
18-across – French painter, 1848-1903 : PAULGAUGUIN
All Down Clues and Answers:
1-down – Male pig : BOAR
2-down – Hat : PILLBOX
3-down – Emaciated : GAUNT
4-down – Considerate : SELFLESS
5-down – Standard high jump : FOSBURYFLOP
6-down – Time when news is scarce : SILLYSEASON
10-down – End of bout : KNOCKOUT
12-down – Half man, half horse : CENTAUR
15-down – Bucket-shaped drum – rare spiral-horned antelope : BONGO
17-down – Excess : GLUT
This crossword has in total 20 where 10 are across and 10 are down.