In 1833 he went to Paris, and started L'Univers religieux, which afterwards became Louis Veuillot's ultramontane organ.
In January 1504 the archduke Philip gave him fifty livres for the Panegyric which "ung religieux de 1'ordre de St Augustin" had composed on his Spanish journey; and in October, ten more, for the maintenance of his studies.
Similarly information will be found in Helyot, Histoire des Ordres religieux (1714), after the chapters on the different Orders.
His French thesis for the doctorate of letters, Etude sur les pamphlets politiques et religieux de Milton (1848), showed that he was attracted towards foreign history, a study for which he soon qualified himself by mastering the Germanic and Scandinavian languages.
A sufficient sketch is given by Helyot, Histoire des ordres religieux (1718), vi.