Such operates as Gunther Frank's on the Russian mobiliza- tion, Boghitschevitch's on the Serbian plot, Hermann Lutz' and Montgelas' reports of the foreign policy of Sir Edward Grey, Ernest Judet's ebook on Franco-Russian relations, Alcide Ebray's evaluation of treaty violations from 1815 to 1926, the is effective of Arthur Ponsonby and Irene Willis on war-time propaganda - these investigations,.