A Administration AKFD Archive of film and photographic documents ASSR Autonomous Soviet Socialist Republic CA Central board CB Central bureau CC Central committee Cominform Information bureau of communist and workers? parties CP Communist Party : RKP(b) or VKP(b) unless otherwise stated Detkomissia VTsIK commission for improvement of the life of children DVR Far-eastern republic EC Economic council Fedkomzem VTsIK federal committee for land FK Federal committee GARF State archive of the Russian Federation GK State office GKO State committee for defence Glavarkhiv Main administration for archives Glavlit MA for the protection of state secrets in the press, Sovmin USSR Gosizdat State publishing house Goskomizdat State committee for publishing houses Goskomtrud State committee for work and pay Gosplan State planning committee Gosstroi State committee for construction GT State trust GU Main Administration GUGB Main Administration for State Security IMEL Institute of Marx-Engels-Lenin KIM Communist International of Youth KPK Committee for Party Control KPSS Communist Party of the Soviet Union KSK Committee for Soviet Control KVZhD China-East railway MA Main administration MCA Main construction administration MGB Ministry of State Security MID Ministry of foreign affairs MOPR International organization for aid to revolutionaries MRC Military-Revolutionary Council MTA Main territorial administration MVD Ministry of Internal Affairs Narkomat People痴 commissariat Narkomfin People痴 Commissariat of finance Narkomiust People痴 Commissariat of justice Narkomnats People痴 Commissariat for nationalities Narkompros People痴 Commissariat of education Narkomtrud People痴 Commissariat of labour NII Research institute NKID People痴 Commissariat of foreign affairs NKRKI/Rabkrin People痴 Commissariat of worker-peasant inspection NKVD People痴 Commissariat of Internal Affairs OB Orgburo OGPU United State Political Administration OO Extraordinary department OP Osobaia papka OS Extraordinary sector PA Political administration PB Politburo POW Prisoner/s of war RCE Republic-level committee RK Republic-level office RKP(b) Russian Communist Party (Bolsheviks) RRS Russian republic council RSDRP Russian social-democratic workers party RT Republic-level trust RTsKhIDNI Russian Centre for the Preservation and Study of Documents of Most Recent History RU Regional administration SC State committee SCS Kingdom of Serbs, Croats and Slovenes SD Social-democrat party and its members SNKh Council for national economy Soviet (n) Council of Workers? and Soldiers? Deputies Sovinformburo Soviet information bureau, USSR Sovmin Sovmin Council of ministers Sovnarkom Council of People痴 Commissars SR Socialist revolutionary party and its members SS Secret section SSR Soviet Socialist Republic ST Secretariat STO Sovnarkom labour and defence council T Trust TASS USSR Telegraph Agency TsGANKh Central state archive of the national economy TsGAOR USSR central state archive of the October revolution, organs of state and administration TsGIA Central historical archive TsIK Central executive committee TsK Central Committee TsKhSD Centre for the preservation of contemporary documentation TsKK Central Control Commission Turkomburo VTsIK and Sovnarkom bureau for Turkestan UD Administration of affairs UkSSR Ukranian Soviet Socialist Republic VChK All-Russian Extraordinary Commission for combatting counter-revolution and sabotage VIKZhEL All-Union executive committee of railway trade unions VKP(b) All-Russian Communist Party (Bolsheviks) VOKS All-Union society for cultural links with foreign countries VSNKh Supreme Council for National Economy VTsIK All-Russian central executive committee VTsSPS All-Russian central council of trade unions