The unhappy favourite, or, the earl of Essex. : A tragedy. / Written by John BanksVertue betray'd, or, Anna Bullen. : A tragedy. / Written by John BanksThe unhappy favourite, or, The earl of Essex. : A tragedy. / Written by John BanksVertue betray'd, or, Anna Bullen : a tragedy. / Written by John BanksVertue betray'd, or, Anna Bullen : a tragedy. / Written by John BanksThe unhappy favourite, or, The earl of Essex. : A tragedy. / Written by John Banks