Art has a rabbit, Ern a guinea pig and Abe, a mouse. They're off to astound the world of the Fancy with a triple triumph... but what about the Entwhistles!
During World War I, young Londoner Tom Grattan is sent to live with relatives in rural Yorkshire, where he becomes involved in espionage, sabotage, and other wartime adventures with local friends, facing threats like spies and German POWs.
