[Footnote 58: Herein lies the explanation of the undecided policy of France since the signature of the Treaty of Versailles.] [Footnote 59: But she also possesses at Les Telets, near Autun, bituminous shale which, in 1917, produced 103,400 tons, yielding 75 litres of oil per cubic metre.] BIBLIOGRAPHY FRANCE _Agence Économique et Financière_ (1920-21). _Annales Franco-Helléniques_ (1920). Bérenger, Henry, _Le Pétrole et la France_ (1920). _La Politique du Pétrole_ (1920). _Brésil_ (1920, "Le Pétrole en Amérique latine"). _Capital_ (1914). _Courrier des Pétroles._ Delaisi, Francis, _Oil: Its Influence on Politics_ (1920: English translation, 1922). _Économiste Européen_ (1906-21). _Épargne_ (1919). _Europe Nouvelle_ (1921). Financial Bulletins of the _Société Générale_. _France Économique et Financière._ _Illustration Économique et Financière._ _Information_ (1906-21). Le Page, _L'Impérialisme du Pétrole_ (1921). _Messager de Paris_ (1919-20). _Moniteur Économique et Financier._ _Mouvement Financier_ (1909). _Nouvelles Économiques et Financières._ Parliamentary publications: Reports presented for the Customs Commission by the Duc de la Trémoïlle (March 1919), and Senator Jean Morel (June 1919). Report presented for the Finance Commission by M. Charles Leboucq (June 1920). #/ Documents submitted to the Sub-Committee on Oil of the Chamber of Deputies (1920). _Producteur_ (1921). _Revue des Deux Mondes_ (1st April, 1920, Contre-Amiral Degouy, "Le Pétrole et la Marine"). _Revue Financière_ (1911-21). _Revue Politique et Parlementaire_ (August 1920). _Revue Universelle_ (October-December 1920). _Vie Financière_ (1914-21). _Vie Économique et Financière_ (1912). GERMANY Ludendorff, _My Memoirs_. Potonie, _Entstehung der Steinkohle, des Petroleum, u.s.w._ (Berlin, 1910). _Vossische Zeitung_ (1913, "The Troubles in Mexico"). BELGIUM _Revue Belgo-Roumaine_ (1920, "Le Pétrole en Roumaine"). _Revue Économique Internationale_ (1921). GREAT BRITAIN _Daily Graphic_ (1913, "The Troubles in Mexico"). _Daily Mail_ (1920). _Engineering and Mining Journal._ _Financial News_ (1912-21). _Financial Times_ (1921). _Financier._ Lord Fisher's Letters to the _Times_ (September 1919). _Manchester Guardian_ (1921). _Petroleum Review_ (1910-21). _Petroleum Times_ (1920). UNITED STATES Barnes, _The Romance of Persian Oil_. _The Standard Oil Companies_ (1920). _Brooklyn Eagle_ (1920-21). _Nation_ (1921). _Petroleum Magazine_ (1921). _Public Ledger_ (Philadelphia). Reports of the State Department for Foreign Affairs. Hepburn Committee. Inter-State Commerce Commission. Director of the Bureau of Mines to the Secretary of State for the Interior. Statistics of the Geological Survey. Smithsonian Institute. Independent Oil Producers' Agency. American Chamber of Commerce in Paris.