 From 1944 to 1947, Andreev led a team of ethnographers from the Institute of History and Archaeology of the Academy of Sciences of the Uzbek SSR.In 1947, he moved to Stalinabad, where he worked on preparing the opening of the Museum of Archaeology and Ethnography.About 50 of Andreev's works have been published under the Turkestan Circle of Archaeology Lovers, the Society for the Study of Tajikistan and Iranian Nationalities Beyond Its Borders, the Turkestan branch of the Russian Geographical Society and others.