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Subjects
Civil defense
3
Civil defense exercise
2
Agriculture
1
Air defense
1
Civil defense at factories
1
Contamination area
1
Debrecen
1
Decontamination of animals
1
Decontamination of food
1
Decontamination of water
1
Education of youth
1
Evacuation
1
Evacuation planning
1
Imperialist aggression
1
Laboratory
1
Miskolci Húsipari Vállalat
1
Nuclear strike
1
Sampling
1
Székesfehérvár
1
Warsaw Pact Treaty
1