Arkadii Shaikhet and Max Alpert, 24 Hours in the Life of the Filippov Family, 1931, photo-series: scenes of working men	Arkadii Shaikhet and Max Alpert, 24 Hours in the Life of the Filippov Family, 1931, photo-series: scenes of shopping nd chess	Komsomolets at the Wheel, Balakhna, 1931