The draft of the spelling reform / edited by K. Barkhin, G. Kostenko and I. Ustinov; The Science Sector of the People's Commissariat of Education of the RSFSR. - Official publication. - Moscow; Leningrad: State Publishing House, 1930. - 64 p. : tab. - 3000 copies.
I. Ustinov, I. .. II. Kostenko, D. III. Barkhin, Konstantin Borisovich (1879-1938). IV. The RSFSR. People's Commissariat of Education. Sector of science. Russian language (collection). 2. The people (the collection). 3. Reform of Russian spelling - Projects - 1930.
Electronic copy source: PB Location on the original: ГПИБ