<p>The artist Norman Thelwell (1923?2004) was famous for his horse and pony cartoons, but his work was far more wide ranging. He focused his exceptional talent and humour on many diverse subjects, with his witty and wry observations providing amusement and sharp social comment.<br><br>Some Damn Fool's Signed the Rubens Again is Thelwell's look at life in Britain's stately homes, and what happens when they are opened to the public. Here are the ca...