But by far the principal work, as an historical account, is Schmidt's Le Grand-Duch?? de Berg, 1806-1813 (Paris, 1905), which casts more light on the Continental System as a whole than most works; the parts which are mainly concerned with the matter are chapters x and XI. Darmst??dter's Das Grossherzogtum Frankfurt (Frankfurt-am-Main, 1901) has also an account of the Continental System in the smal