SOLUTION TO PRIZE CROSSWORD No 15,371:

ACROSS: 6 Wallpaper music. 9 Astern. 10 Involved. 11 Cassette. 13 Set off. 15 Mettle. 17 Mystic. 19 Ski run. 20 Absentee. 22 Dianthus. 24 Unlock. 26 Leave of absence. DOWN: 1 Swiss army knife. 2 Blue. 3 Spinet. 4 Travesty. 5 Pull. 7 Primer. 8 Inefficiencies. 12 Satyr. 14 Titan. 16 Lens hood. 18 Nausea. 21 Squash. 23 Nave. 25 Lino.