This crossword No. 475 clues and answers were published on Sun 17 Oct 2004 and the puzzle can be visited by following The Guardian Speedy Crossword No. 475 link.
All Across Clues and Answers:
1-across – Feign death : PLAYPOSSUM
7-across – Foot soldiers : INFANTRY
8-across – Bitter : SOUR
9-across – Body of knowledge : LORE
10-across – Study of the past : HISTORY
12-across – Compassionate : SYMPATHETIC
14-across – Foretell : PREDICT
16-across – Rebuff : SNUB
19-across – Inter : BURY
20-across – Convince : PERSUADE
21-across – Unconvincing menace : IDLETHREAT
All Down Clues and Answers:
1-down – Corrective : PENAL
2-down – Word play : ANAGRAM
3-down – Mercy : PITY
4-down – Attic window : SKYLIGHT
5-down – Overturn : UPSET
6-down – Title, heading : RUBRIC
11-down – Steward, manservant : MANCIPLE
12-down – Grow suddenly : SPROUT
13-down – Monastic haircut : TONSURE
15-down – Wood nymph : DRYAD
17-down – Bathroom appliance : BIDET
18-down – Sly : ARCH
This crossword has in total 23 where 11 are across and 12 are down.