Short description: In Russian. Toropov, Konstantin Alexandrovich. The magic series and its application to problem solving. Orenburg: Typo-lit. t. Karimov, Khusainov, and K, 1911. Magicheskiy ryad i primenenie ego k resheniyu zadach. In Russian /The magic series and its application to problem solving. The image is provided for reference only. It may reflect condition of one of the available copies or only help in identifying the edition. Please feel free to contact us for a detailed description of the copies available. SKU3785885