This crossword No. 760 clues and answers were published on Sun 11 Apr 2010 and the puzzle can be visited by following The Guardian Speedy Crossword No. 760 link.
All Across Clues and Answers:
1-across – Sly, knowing : ARCH
3-across – Well off : AFFLUENT
9-across – Dearth, scarcity : PAUCITY
10-across – Book of blank pages for collectables, memorabilia etc. : ALBUM
11-across – Group of eight : OCTET
12-across – Character, make-up : NATURE
14-across – Complexities, difficulties : COMPLICATIONS
17-across – Sect, faction : SCHOOL
19-across – Banquet : FEAST
22-across – Of the city : URBAN
23-across – One who amalgamates, consolidator : UNIFIER
24-across – Conjecture, hypothesise : THEORISE
25-across – Metallic element : ZINC
All Down Clues and Answers:
1-down – Come towards : APPROACH
2-down – Enumerate : COUNT
4-down – Conspicuous success : FLYINGCOLOURS
5-down – Minimum : LEAST
6-down – Proscribe, ban : EMBARGO
7-down – Burial chamber : TOMB
8-down – Refine, extract : DISTIL
13-down – Abstruse; secret : ESOTERIC
15-down – Ghastly, gruesome : MACABRE
16-down – Light midday meal : TIFFIN
18-down – Possessor : OWNER
20-down – Plea of absence : ALIBI
21-down – Abandon, depart : QUIT
This crossword has in total 26 where 13 are across and 13 are down.