First edition of the thesis presented by Emile Dukheim the Faculty of Arts of Paris and for which he was not drawn large papers. Original edition on the current paper. Binding to open bradel made paper, smooth back, as part of black morocco, elegant binding pastiche signed P. Goy & C. Vilaine. Rare autograph signed by the author at the chief of staff of the Ministry of Education Charles Dupuy. Light foxing minor on the page where the autograph.