“Over the mantle there was an enormous portrait of a dark-haired, late-seventeenth-century beauty in a yellow gown. It had certainly been painted by Sir Peter Lely.

Matthew noticed my interest. “My sister Louisa,” he said, coming around the counter….”

This is the portrait of Louisa I imagine hung in the Old Lodge gatehouse, by Peter Lely. You can visit it at the Fitzwilliam Museum, Cambridge.