Reports of the Academy of Sciences of the USSR. New series. Volume XXXI # 9 (released on 21 June 1941) In Russian /Doklady Akademii Nauk SSSR. Novaya seriya. Tom XXXI # 9 (vyshel 21 iyunya 1941 goda) Red.academicians: Borisyak A, Vavilov S, Deborin A, Kolmogorov A, Richter A, Fersman A, Frumkin A. M AS USSR 1941. 835-968s,. We have thousands of titles and often several copies of each title may be available. Please feel free to contact us for a detailed description of the copies available. SKUalb0ccb6fd6f26a7e69.