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Subjects
Civil defense
19
Media junk
7
Interview
6
Dissident movement
5
Radiation detection
4
Civil defense at factories
3
Decontamination station
3
Folklore
3
Imperialist aggression
3
Phone call
3
Presidential visit
3
WWII
3
Amateur recording
2
Antichemical-protection service
2
Chemical attack
2
Chemical decontamination
2
Civil defense exercise
2
Civil defense obligations
2
Contamination area
2
Damage zones
2