This crossword No. 10587 clues and answers were published on Mon 12 Apr 2004 and the puzzle can be visited by following The Guardian Quick Crossword No. 10587 link.
All Across Clues and Answers:
1-across – Rascal : LASCAR
4-across – Wading bird : AVOCET
9-across – Infringe : VIOLATE
10-across – Give birth : CALVE
11-across – Indigent : NEEDY
12-across – Pipe of peace : CALUMET
13-across – Lord 19 of London : WHITTINGTON
18-across – Try : ATTEMPT
20-across – : LOCAL
22-across – Religious feeling : PIETY
23-across – Brave : VALIANT
24-across – Planet : SATURN
25-across – Physician : DOCTOR
All Down Clues and Answers:
1-down – 19 of London, or 25 of Africa? : LIVING
2-down – See 1 : STONE
3-down – Student of eg systems or psyche : ANALYST
5-down – Given to speech, often in protest : VOCAL
6-down – City of Sri Lanka : COLOMBO
7-down – International agreement : TREATY
8-down – Graphic in portrayal : DESCRIPTIVE
14-down – Difficult situation : HOTSEAT
15-down – Pioneer scientist : GALILEO
16-down – Prairies : PAMPAS
17-down – Irish province : ULSTER
19-down – Municipal official : MAYOR
21-down – Seaside – freewheel : COAST
This crossword has in total 26 where 13 are across and 13 are down.