Short description: In Russian. Firsov, Pavel Petrovich. An introduction to the study of the scientific method: St. Petersburg: type. A.N. Mikhailov, censorship. 1902. Vvedenie k izucheniyu nauchnogo metoda. In Russian /Introduction to the Scientific Method. 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. SKU3709456