Antiques Roadshow expert estimated a four-figure value.In an episode of the BBC One show from June 20, the guest brought along a miniature artwork showing a man and a woman in swimming costumes hugging and splashing around at the beach.Expert Frances Christie said: "It's quite rare to see something so small that puts such a big smile on everyone's faces."She added: "This is unmistakably the work of Quentin Blake, with that pen and ink line, the spontaneity of it, those huge smiling faces."How did it come to be yours?"The guest revealed: "Well, about thirty years ago when I was an art student in London, I had a summer holiday job to clear out an office of a charity."And amongst all the papers that were going in the skip was this.
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