St. John's College, Cambridge, British Museum. D. Loggan: Cantabrigia Illustrata 1690 St John's College is a constituent college of the University of Cambridge, and was founded by Lady Margaret Beaufort in 1511. It is now Cambridge's third largest college by size of its membership, after Trinity College and Homerton College. It is one of the richest colleges. Nine Nobel Prizes have been awarded to members of St John's. St John's is also famous for possessing what is generally acknowledged to be one of the finest collegiate choirs in the world. ?006 TopFoto