“…This field report was assigned the following topical and geographical subject headings by the RFE/RL: Bulgaria; Exile (1200) -- Communist Espionage of Exile…”

“…Item based on interviews conducted with defectors and immigrants in Western refugee camps and immigration offices, or Western travelers returning from stays in East European communist countries, supplemented with information collected through Radio Free Europe (RFE) correspondence with anonymous sources from behind the Iron Curtain. …”

“…This field report was assigned the following topical and geographical subject headings by the RFE/RL: Czechoslovakia; Communications -- Air Transportation; Communist Party -- Personalities…”

“…Item based on interviews conducted with defectors and immigrants in Western refugee camps and immigration offices, or Western travelers returning from stays in East European communist countries, supplemented with information collected through Radio Free Europe (RFE) correspondence with anonymous sources from behind the Iron Curtain. …”

Subjects: “…[Education, Syndicalism/Trade Unions, Elections/Electoral campaigns, Housing, Youth and Students movements, International Relations, Health, Cultural and sociocultural movements, Transformation of industrial and agricultural issues, Political Prisioners/Political trials, State and Administrative activities, Science and Technology, Culture, Media and Arts, Exiles/Political refugees, Environmentalist and anti-nuclear movements, Religious movements/Anti-clericalism/Atheism, Workers movements/Workers councils/Workers International organizations, Social economy, Communist movements and parties]…”

“…Item based on interviews conducted with defectors and immigrants in Western refugee camps and immigration offices, or Western travelers returning from stays in East European communist countries, supplemented with information collected through Radio Free Europe (RFE) correspondence with anonymous sources from behind the Iron Curtain. …”