"People's Commissariat of Worker-Peasant Inspection" . "Workers' and Peasants' Inspectorate (Rabkrin)" . "Workers' and Peasants' Inspection" . . "Workers and Peasants Inspection" . "People's Commissar of the Workers' and Peasants' Inspectorate" . "Workers' and Peasants' inspection of the USSR" . "People's Commissar for Workers' and Peasants' Inspectorate" . . "Workers' and Peasants' Inspectorate" . . . "People's Commissariat of Workers' and Peasants' Inspection" . . "People's Commissariat of the Workers' and Peasants' Inspection" . "Rabkrin" . . . "People's Commissariat of the Workers 'and Peasants' Inspection" . "People's Commissariat of the Workers' and Peasants' Inspectorate" . . "Rabkrin" . . . . "RKI" . "Soviet Commissariat of Inspection" .