what are the listed phq card stamp sets?
county cricket, 1873-1973, 400th anniversary, birth of inigo jones, 19th commonwealth parliamentary conference, royal wedding (the princess anne), british trees, fire service anniversary, medieval warriors, winston churchill centenary, bicentenary, birth j. m. w. turner, european architectural year, sailing, 150th anniversary of public railways, jane austen bicentenary, social reformers, american bicentenary, roses
which of those sets had more stamps issued than the winston churchill centenary set?
royal wedding (the princess anne)