To all socialist parties of Russia and abroad from the Political and Socialist Group of the Pskov Central

To all socialist parties of Russia and abroad from the Political and Socialist Group of the Pskov Central: [On the atrocities of the prison administration].- [B.M.]: [B.I.], 1911. -6 s.;33 cm - -Hectogr.Without tit.l.and region.Electronic copy source: RGB