Luchaire, Julien Keywords: Science | International co-operation | Mots clefs: Sciences | Coopération internationale | ABSTRACT Julien Luchaire begins his course on the Principles of International Intellectual Cooperation with some observations on intellectual work. He presents the conditions prevailing on the intellectual life in 1925, and then studies the problem of the improvement of the conditions of the intellectual work. The author devotes the last two chapters, respectively, to some principles of internat…