Introduction. Russian post-revolutionary diaspora was not just ethnic union but cultural as well. Historical dates and anniversaries, 175th anniversary of Moscow University among them, were an important part of its life. Prague committee suggested a questionnaire for the college graduates. Data and Methods. 815 letters received by the committee in 1929–1930 are now in State Archive of the Russian Federation. Quantitative methods are used for mass sources. They let us reveal the features of

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... yment the emigrated History and Philology Department graduates. Results. The graduates from 7 Russian universities who had graduated from there between 1860s and 1920s took part in the inquiry. Its geography includes nearly all European countries, some Asian ones and the USA. 16 respondents of the 54 graduates of History and Philology Department, settled in the Czech Republic, 13 did in Yugoslavia, 6 – in France. Discussion. 32 History and Philology Department graduates out of 54 received jobs in schools and colleges. Just 1 respondent had no job. Also the respondents said about the continuing of research work, cooperating with periodic editions and participation in public activities. Conclusion. The materials from the State Archive of the Russian Federation have enormous potential for the research of the Russian Diaspora.