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Subjects
Chemical attack
2
Chemical decontamination
4
Chemical decontamination techniques
1
Chemical reconnaissance
1
Chemical weapon
1
Civil defense
57
Civil defense at factories
6
Civil defense command
4
Civil defense excercise
1
Civil defense exercise
10
Civil defense obligations
4
Civil defense reconnaissance
3
Civil movement
1
Commerce
3
Communist Youth Association
7
Construction of shelters
2
Consumer goods
12
Contamination area
6
Council for Mutual Economic Assistance
9
Culture
19