Irkutsk region. Murino station. Pioneers with a local historian on a hike on the shore of Lake Baikal, collecting minerals. Irkutsk city. Medical examination of pre-conscripts at a metal plant. The circulation of the 6th issue of the Osoaviakhim lottery (society for the promotion of defense and aviation-chemical construction). The trial of a group of trade workers accused of embezzling a food fund.