THOMAS GAINSBOROUGH William Johnstone-Pulteney, later 5th Baronet (1772) Oil on canvas (237 x 150 cm) Yale Center for British Art, Yale, Connecticut, USA To enlarge the picture, right-click on it and "Open in a new tab" In an undated letter addressed by Gainsborough to Johnstone-Pulteney, the artist reveals how much did he care for his …