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2nd World Youth Congress
2nd World Youth Congress
3 Years I.U.S.Y. 1946-1949
3 Years I.U.S.Y. 1946-1949
40 millions young people support the Second World Congress of Youth in 45 Countries
40 millions young people support the Second World Congress of Youth in 45 Countries
4th International Congress of Family Education in Liege, from August 4 to August 7, 1930. (Part I)
4th International Congress of Family Education in Liege, from August 4 to August 7, 1930. (Part I)
4th International Congress of Family Education in Liege, from August 4 to August 7, 1930. (Part II;III)
4th International Congress of Family Education in Liege, from August 4 to August 7, 1930. (Part II;III)
4th International Congress of Family Education in Liege, from August 4 to August 7, 1930. (Part IV)
4th International Congress of Family Education in Liege, from August 4 to August 7, 1930. (Part IV)