According to the Encyclopædia Britannica Eleventh Edition, Wattenbach was distinguished by his thorough knowledge of the chronicles and other original documents of the Middle Ages, and his most valuable work was done in this field.[1]
Deutschlands Geschichtsquellen im Mittelalter bis zur Mitte des XIII Jahrhunderts (1858), his principal book, a guide to the sources of the history of Germany in the Middle Ages, several editions. 1893 ed.[2]
Anleitung zur lateinischen Paläographie (Leipzig, 1869, and again 1886)
Das Schriftwesen im Mittelalter (Leipzig, 1871, and again 1896)
Beiträge zur Geschichte der christlichen Kirche in Böhmen und Mähren (Vienna, 1849)
Geschichte des römischen Papsttums (Berlin, 1876)
Anleitung zur griechischen Paläographie (Leipzig, 1867, and again 1895).[1]