Indrickson F.N. Radioactivity. In Russian /Indrikson F.N. Radioaktivnost. Overview read at the meeting of the Physics Section 12 of the Congress of Russian Natural Testers and Physicians. Moscow Imperial Moscow University, 1910, 18 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. SKUalbe91b3869ca23e55b.