Royal College of Physicians, Warwick Lane, London: the entrance, with a flock of birds flying south, one bird flying north with the word "cuckoo" on a paper in its beak. Engraving, 1709.

Licence: Public Domain Mark

Credit: Royal College of Physicians, Warwick Lane, London: the entrance, with a flock of birds flying south, one bird flying north with the word "cuckoo" on a paper in its beak. Engraving, 1709. Wellcome Collection. Source: Wellcome Collection.