Author Зиновьев Григорий Евсеевич Description Zinoviev, Grigory Evseevich (1883-1936). On the 8-hour working day / G. Zinoviev; RSDLP. - Petrograd: The Surf, 1917. -39 p. : tab. ; 18. - On the tit. l. and obl. No. 27. Bibliograf. in a substring. note . Source of the electronic copy: PB Publisher Прибой