30 JUNE 1990, Page 53

Solution to 962: Acid test E C R p 0 7 1 I ,rs E

R I hEUN I T Ilk/OBBL EN ittkB S T E _Li uwi Urr4T li ER71 AR3;141,W1? 0 E L S T1*4 E Col P rZ P J. I. I 0 I –EL

N E ND

OrT sI G G NiO,MLOINFAIORL I 8 T I The extra letters spell out NINE SOLUTIONS YIELDING NEGATIVE pH VALUES — cf. omission of 'pH' from: 3 nephrite, 4 Stephen, 8 gopher, 11 orpharion, 16A spheric, 21 phrase, 25A Phoca, 29 Sophy, 44 aphoristic.

Winners: Charlotte, Lady Reay, Melrose (£20); Donald Abbott, Birmingham; Sue Brownlie, Berins- field, Oxon.