But there is enough to show the thoroughness and extent of his practical knowledge.
The last twentyeight years of Bela's reign were mainly devoted to the reconstruction of his realm, which he accomplished with a singleminded thoroughness which has covered his name with glory.
But with German philosophy he had also the German sense of thoroughness and system, and his scheme, while it was much criticized, was recognized as the best that could be done with a voluntary army.
His work, which appeared in three parts, entitled respectively History of the Rise of the Huguenots of France (2 vols., 1879), The Huguenots and Henry of Navarre (2 vols., 1886), and The Huguenots and the Revocation of the Edict of Nantes (2 vols., 1895), is characterized by painstaking thoroughness, by a judicial temper, and by scholarship of a high order.
As a proof of the thoroughness and conscientiousness of Dlugosz it may be mentioned that he learned the Cyrillic alphabet and took up the study of Ruthenian, "in order that this our history may be as plain and perfect as possible."
