Invitation to the Opening of Calthorpe Park, Birmingham, England, by Prince George, Duke of Cambridge, on 1 June 1857. "This invitation was issued to William Sands Cox, founder of Queen's Hospital in 1840 as a clincal school for the Birmingham Royal School of Medicine. The invitation is richly illustrated and contains depictions of the kinds of activities that the organisers of the event wanted to associate with this park."