Norman and Molly Rockwell are now well into their seventies, but they still lead quite an active life as they cycle around their New England hometown where they know and are known affectionately. Their philosophy on life is simple and as they visit a retired admiral who has recently posed for one of his drawings,  that serves to introduce us to a pleasant myriad of archive of film and of his colourful artistry across generations from Eisenhower through to the modern day. It’s the detail of his drawings that is striking, and their variety. His characterisations over-scale to exaggerate and under...