WH Crossword

ACROSS 1 Their grandsires may be heard in the tower (4, 7) 9 Two fielders seen on the bed (5-4) 10 Province of authentic medium (5) 11 Some of the regular germicides are more comprehensive? (6) 12 Buyer who is sometimes described as ugly? (8) 13 Rumour of a stabilising wing (6) 15 Musical baggage carrier (8) 18 The guard turned out for Cordelia, for example (8) 19 Stink of sunfish (6) 21 Difference of one in a cavern that collapses? (8) 23 Bud from Brussels? (6) 26 One who gives the rondo form (5) 27 In the act of cultivating, nurse has to grow older (9) 28 Spring Catalogue (Shorter Edition) is properly arranged? (4-7) DOWN 1 Tummy ache after half the bugs in the country (7) 2 Sweetheart long gone? (5) 3 This element is thin on the ground (4-5) 4 Big flower like nothing on Earth (4) 5 Marriage-states embraced by wandering Poles? (8) 6 Walk on the wing of a tiger moth, say . . . (5) 7 . . . or a butterfly at sea? (7) 8 Standard means of churning cheese (8) 14 Nurse not trained in uncharged particles? (8) 16 Alfresco picnic opened up (9) 17 Clement, thanks to the French, almost replete (8) 18 Alienated to be conquered subsequently? (7) 20 Tearaway scorching with van (7) 22 School not opened? Bolt! (5) 24 Delighted to be broadcasting (2, 3) 25 Capital has go-slow in the centre (4)