| 04-1934-Italy-Rome-Deviation and Normalisation
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| 03-1933-The Netherlands-Amsterdam-The Spiritual Re-birth of Man
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| 02-1931-France-Nice-Part of the Sixth International Conference of the New Education Fellowship
· International Montessori Community, IMC · show changes
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| 01-1929-Denmark-Helsingör-Part of the Fifth International Conference of the New Education Fellowship
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