Though you could fault the fact that you can't quite tell what each of these 15 figures (plus a dog and a cat) is looking at, you can only be amazed at the observation of their family dynamics, and the exquisite portrayal of their musical instruments and clothes.
WSJ: Review: The Power of Observation | 'Johan Zoffany: Society Observed' at the Royal Academy | 'Turner Inspired' at the National Gallery in London