[Correspondence and papers re the Joint Comparative Education conference] Collaboration between the IOE and the UNESCO Institute of Education, Hamburg. The conference seems to have been centred on the formation of a Comparative Education Society in Europe. Includes; letter form Professor Idenburg list of participants summary of paper 'Conditions that have to be fulfilled by a Comparative Education claiming to be a science in its own right" Franz Hilker constitution of the Comparative Education Society (typescript) letter to B Holmes from D Tits (in French) conference agenda correspondence between Professor Lauwerys and Kurt Zier correspondence regarding participant's response to, and arrangements for, the event, including that of Leonard Froese; M R Thabault; Frank Bowles; Sylvain de Coster; HC Dent; CW Dixon; R Gal; Torsten Husen; Erich Hylla; A St Langeland; MJ Langeveld; E Lichtenstein; G Ogren; Professor Planchard; Luigi Volpicelli; WD Wall; C Arnold Anderson; Professor Brickman; GH Read; Kalund Jorgensen; JH Higginson; Leo R Fernig; Anthony Kerr; WD Halls; W Bresinka; DJ Cobb; GA Male; RAV Mallet; SB Robinson (UNESCO); WD Sneider; and other attendees 1961