QUICK CROSSWORD

Answers next week. ACROSS 1 Temperature control (10) 7 Touch (5) 8 Symbol used to express a number (7) 10 Swap (8) 11 Understand (4) 13 Fright (6) 15 Leather with varnished surface (6) 17 A very small quantity (4) 18 Kind of accordion (8) 21 Foster (7) 22 Excuse (5) 23 Basics (10) DOWN 1 Medicine (5) 2 Lift (8) 3 Look after, take charge of (6) 4 Identical (4) 5 Put into order (7) 6 Indicator of place (6,4) 9 Summer game (4,6) 12 Wide and unobstructed view (8) 14 Withdraws from working life (7) 16 Notice (6) 19 Long poems (5) 20 Untouched (4)