Solovyov M.M. Guide to the exhibition in memory of academician K.M.Bair. In Russian (ask us if in doubt)/Solov'ev M.M. Putevoditel' po vystavke v pamyat' akademika K.M.Bera. Leningrad Academy of Sciences of the USSR 1926. 25 p. SKUalb19d5dfef27598c94.