This crossword No. 26519 clues and answers were published on Sat 14 Mar 2015 and the puzzle can be visited by following The Guardian Prize Crossword No. 26519 link.
All Across Clues and Answers:
1-across – Dope — or another drug? : CHARLIE
5-across – Busy valley recalled, funny cutting through it : ENGAGED
9-across – Minor prophet seen by a drone on the far side of Afghanistan : NAHUM
10-across – Retired proofreader on the phone in the Treasury : EXCHEQUER
11-across – Those studying a particular book praised her novel : READERSHIP
12-across – Public school stomached, by the sound of it? : ETON
14-across – Competitive computer gamer in battle with cheery misfits? : CYBERATHLETE
18-across – Stealing kiss, mean rotter, I suspect, a Dalek? : EXTERMINATOR
21-across – Two terms on course for payment method : CHIP
22-across – A number of horses head for vegetable : STRINGBEAN
25-across – Member in container with catch in drawer : BARMAGNET
26-across – Round fruit, first to peel : PLUMP
27-across – Back edge, or middle of itself : ENDORSE
28-across – Carry along retrospective pictures in a square : ENTRAIN
All Down Clues and Answers:
1-down – Club, perhaps, filing an inaccurate report : CANARD
2-down – A fake about right for secluded building : ASHRAM
3-down – Trudge over a distance to find boarding house in America? : LUMBERYARD
4-down – Decent chance in game to wipe out lead : EVENS
5-down – Top fish ending in blini, Russian wheels in filled pancake : ENCHILADA
6-down – Butter added to pudding he eats : GHEE
7-down – Pacified sound from farmyard went first : GRUNTLED
8-down – Like a madman called into action : DERANGED
13-down – Place under 50% of this with approximate amount of processed data : THROUGHPUT
15-down – Sixteen converts to join the Church for life : EXISTENCE
16-down – Muscle on transmitter liable to error : PECCABLE
17-down – Feature on a flight as torrid when turbulent? : STAIRROD
19-down – Drag in a little princess, a whale : BELUGA
20-down – See 21 : ANDPIN
23-down – Man, perhaps, binding last of resilient fibre : ISTLE
24-down – Salmon pink roof on a posh car : PARR
This crossword has in total 30 where 14 are across and 16 are down.