A facsimile reproduction of Adolf von Harnack's book of the minutes of the 1897-1928 Church Fathers Commission, with a diplomatic transcript. This volume provides extensive insight into the work of the Church Fathers Commission, which since 1891, within the Prussian Academy of Science, was in charge of editing the Griechische Christliche Schriftsteller and which has continued its activities of publication and research within the context of the Berlin-Brandenburg Academy of Sciences. The editor presents here the book of minutes which Adolf von Harnack kept from 1897 to 1928 for the Church Fathers Commission, and in which he ted the discussions and results of their meetings. The historical document of the famous church historian, informative for the history of patristic studies, is presented here both as a facsimile of the original, as well as made available in a diplomatic transcript. Christoph Markschies sketches the scholarly and historical context of Adolf von Harnack' s book of minutes from a present-day perspective.