This crossword No. 24815 clues and answers were published on Sat 26 Sep 2009 and the puzzle can be visited by following The Guardian Prize Crossword No. 24815 link.
All Across Clues and Answers:
1-across – Golden Ass diary is kept by passionate guy with interest in 7 and 21, and parts of 2, 4, 6, 8, 13, 17, 23, 24 and 26 : ORNITHOLOGIST
10-across – American singer or ruminant : ORBISON
11-across – Splendid achievements in learning keeping one in grammar school : GLORIES
12-across – A fool to try to get money from church : DUNCE
13-across – Genuine class article needed in opposing Conservative : AUTHENTIC
14-across – Providers of music for ’omeless vagrants : OBOES
16-across – Number playing football here is 8 : TWENTYTWO
18-across – Reschedule an overdue attempt : ENDEAVOUR
19-across – Russian scrum half’s job? : PUTIN
20-across – Draw a line at entering diplomatic move without aspiration : DEMARCATE
23-across – Take a little, waste a lot : STEAL
24-across – Squint shows salmon with new leader : COCKEYE
25-across – God gives green light for capital punishment? : GALLOWS
26-across – Entertaining follower, ate like a kite : SWALLOWTAILED
All Down Clues and Answers:
2-down – Dressin’ gown’s partner was outlawed : ROBINHOOD
3-down – The baby is a girl : ISSUE
4-down – Mrs Shakespeare opening up plant : HENNA
5-down – A long way from a girl they produced : LIGHTYEAR
6-down – Leave work without much money in Rome and don’t bend the knee : GOOSESTEP
7-down – Satirist’s riddle about Whitehead : SWIFT
8-down – Provider of cricketing scene, 0-1-0, provokes old-fashioned exclamation : LORDLOVEADUCK
9-down – Shan’t play with cosy arrangement — mind my own business : PSYCHOANALYST
15-down – Street by a river at end of flight? : STAIRWELL
16-down – Time for old rebel to go in ferry to restaurant : TROCADERO
17-down – Othello, say, drunk, will sway, say : TITLEROLE
21-down – Bird : MACAW
22-down – Pieces in a row? : EIGHT
23-down – Conductor of notes : SOLTI
This crossword has in total 28 where 14 are across and 14 are down.