Is the collection devoted to the organization and activities of private meetings of members of the Provisional Siberian Regional Duma? the only representative institution in the history of the region. after the overthrow of the Bolshevik authorities in Siberia in the summer of 1918, did private meetings become a real center for the consolidation of moderately socialist, democratic and liberal elements and at the same time? a legal political platform on which and for which there was a sharp struggle between various party and political groups.