Queen Elizabeth enjoys a buggy ride

Ronald Allison.  The Country Life Book of Britain in the Seventies.  Country Life Books, 1980.

During a state visit to Yugoslavia in 1972, President Tito took HRH and the Duke of Edinburgh for a drive in a buggy.  Tito's wife is the fourth occupant.

Never let it be said that Tito didn't know how to show a Queen a good time.