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Archive School Informatics Appearances on the issues of school informatics Participation in the opening of the Days of Science Short letters

	Short letters Date: 21.03.1985 Original document language: russian Addressee: Andrei Petrovich Ershov Images of pages: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 Back Next document (Letter) Previous document (Invitation card)
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