Mechnikov I.I. Studies on Human Nature. In Russian /Mechnikov I.I. Etyudy o prirode cheloveka. Fourth Edition. M. Izd.Scientific Word. 1913. VIII and 240 p. We have thousands of titles and often several copies of each title may be available. Please feel free to contact us for a detailed description of the copies available. SKUalbba209abb3fb9f6f2.