Create your own bespoke National Gallery art print of Jacob van Oost the Elder’s Portrait of a Boy aged 11 from our collection. About this painting Portrait of a Boy aged 11, 1650 © The National Gallery, London This painting joined our collection in 1883. With our custom print service, you can order your own fully customised reproduction from the National Gallery Collection and exhibitions. Choose your own size, print material and frames and have your masterpiece delivered straight to your door.