There is a library of Soviet scientists Valery Nikolaevich Chernetsov (1905-1970) and Stanislava-Wanda Iosifovna Moshinskaya (1917-1980) in the collection of Tomsk State University Research Library. They have gathered library numbered more than 2000 volumes during their life. It includes various brochures, magazines, prints of articles, abstracts of theses and separate fundamental researches of XVIII-XX centuries on archeology, ethnography, linguistics, folklore studies, history, arts of East Europe, the Urals and Siberia in Russian, English, French, Hungarian, Serbian and Swedish languages. It was an operating library of scientists, which obtains traces of their work such as notes on book margins, sheets with records and photos between pages. Undoubted interest are autographs on books and brochures in studying both reading and communication circles of the Soviet scientists-humanists. The article considers the problem of this library formation. Dedicatory inscriptions on books, abstracts and prints of articles, as well as Valery Nikolaevich's autographs help to solve it. They became an initial cause of this investigation. As the scholars’ field of interests and research activity has been related to studying West Siberia, a considerable part of monographs, paper collections, magazines and prints of articles is devoted to this region. Their library is demanded by researchers, students and teachers of Tomsk State University historical and geographical faculties, as well as archeologists. Based on V. N. Chernetsov and V. I. Moshinskaya’s collection stored in Tomsk State University Library it is possible to track not only the process of its formation, but also to observe the ways of creating personal interrelations of scientists from different corners of the Soviet Union and other countries.