Papers concerning the Strasbourg Conference on Magnetism, May 1939 The Conference was held under the auspices of the International Institute of Intellectual Co-operation and of the Service Central de Recherche Scientifique de France. The file includes a copy of Simon's talk to the Conference, 'Possibilites et limites de la Methode de Refroidissement'; a programme of events; correspondence with Prof Weiss, Institut de Physique, inviting Simon to the Conference and a summary by Simon of the talks delivered 1939