 In spring and summer 1141, as Matilda was "de facto" queen regnant, some royal charters including titles of lands granted to Glastonbury Abby and Reading Abbey described her as , while another mentions and .While Marjorie Chibnall believed the Glastonbury and Reading Abbeys' instances of "regina Anglorum" are either errors for "domina Anglorum" or else inauthentic; David Crouch judged this unlikely to be a scribal error and pointed out that Stephen's supporters had used "rex Anglorum" before his formal coronation, that she was hailed as "regina et domina" at Winchester in March 1141, and that she "gloried in being called" the royal title.Nonetheless, the style ', now rendered as "Lady of the English", remained more common in documents.