Ovsyannikov N. N. Index of Tver antiquity. In Russian /Ovsyannikov N. N. Ukazatel tverskoy stariny. Tver Scientific Archival Commission 1903. 61 c. 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. SKUalb968d9ed432d5111e.