 The first edition of his "Historiae ecclesiasticae compendium" appeared in three volumes (1842–43).In its time it had wide renown, and became a classical handbook in many countries.It was supplemented by the "Dissertationes in selecta historiae ecclesiasticae capita", four volumes (1868–72), which was to deal at greater length with controversial questions from the earliest times to the Council of Trent, but which stopped at the fourteenth century.