ninth-international-montessori-congress-announcement-esbb4xzt Post date May 29, 2023 Tags Advertisements, Conferences, England, Europe, Great Britain, International Montessori Congress (9th, London, United Kingdom, 11-20 May 1951), Northern Europe, Trainings, United Kingdom ← dr-maria-montessori-is-returning-from-india-to-conduct-the-first-post-war-international-training-course-for-teachers-advertisement-u8h83ysm → this-doctor-became-an-educationist-6qx3i6gi