128 p.

Red plowman: a rural primer for adults: allowed scientific and sex.section state.scientist.advice / comp.M. Porshneva and O. Kaidanov with the participation of V.S.Kostromina [et al.];Ed.B.A.Shmulevich.- 14th ed., Erased.-Moscow ;Leningrad: state.Publishing House, 1930. -128 p.: il., table .. -1000000 copies..I. Kostromina, V.S. II.Shmulevich, B.A. .. III.Porshneva, m .. IV.Kaydanova, Oh ..Electronic copy source: PB