This crossword No. 3468 clues and answers were published on Sun 24 Mar 2013 and the puzzle can be visited by following The Guardian Everyman Crossword No. 3468 link.
All Across Clues and Answers:
1-across – Circles rook with pieces following opponent’s opening : ORBITS
4-across – Catch post in western extremity : LANDSEND
9-across – 25 left by river : LOUSE
10-across – What may be taught at school about helium, head of mathematics is to test : CHEMISTRY
11-across – Letter from Greece about a dance : LAMBADA
12-across – Spanish wine imbibed by river results in easing of tension : DETENTE
13-across – Pretty sweet carton : CHOCOLATEBOX
17-across – Dorset lighthouse seen in harbour – come ashore on account : PORTLANDBILL
20-across – Le Carré novel, more readable : CLEARER
21-across – Vessel’s gone out with everybody on board : GALLEON
23-across – Cabins for the upwardly mobile? : CABLECARS
24-across – Quiet old character in trim : PRUNE
25-across – Hanger-on ruined pair’s tea : PARASITE
26-across – Want to change sides : DEFECT
All Down Clues and Answers:
1-down – Painting, superficially attractive, depicting ecological problem at sea : OILSLICK
2-down – Rodgers and Hart song, sad, second on : BLUEMOON
3-down – Greek character volunteers after article : THETA
5-down – Type of cattle under an age BSE affected? : ABERDEENANGUS
6-down – Unfortunately did for two found washed up on a beach? : DRIFTWOOD
7-down – Carry on with former nurse : EXTEND
8-down – Poet in study, in need of a drink first : DRYDEN
10-down – Sort to leave acting role : CHARACTERPART
14-down – Sold us roe, processed, having no smell : ODOURLESS
15-down – Cushy job at home in stable : SINECURE
16-down – Ringing dope in factory : PLANGENT
18-down – Step one is to climb across cold mass covering the top of Everest? : ICECAP
19-down – Don’t forget about leaving part : MEMBER
22-down – Circles vowel in error : LAPSE
This crossword has in total 28 where 14 are across and 14 are down.