Air-attack defense system. Report No. 25a(4), USSBS Index Section 2

Air defense system in Japan. Report No. 1b(4), USSBS Index Section 2

Tokyo air-defense system. Report No. 10pp(8), USSBS Index Section 2

Air attack effects. Report No. 16d(4), USSBS Index Section 2

Air-attack damage data. Report No. 23d(4), USSBS Index Section 2

Ordinance controlling air-defense headquarters. Report No. 10f(4), USSBS Index Section 2

Air-defense laws. Report No. 10g(2), USSBS Index Section 2

Air-defense headquarters. Report No. 10q(2), USSBS Index Section 2

Air-defense laws. Report No. 10g(2), USSBS Index Section 2

Air-defense laws. Report No. 10g(2), USSBS Index Section 2

Bomb damage reports: Air-attack precaution system. Report No. 36a(18)(e), USSBS Index Section 2

Damage from air attack. Report No. 44b(2), USSBS Index Section 2

Air attack data. Report No. 16l(6), USSBS Index Section 2

Air-attack effects. Report No. 17h(5), USSBS Index Section 2

Air attack data. Report No. 16k(9), USSBS Index Section 2

Japanese civil-air defense. Report No. 10l(2), USSBS Index Section 2

Factory air defense. Report No. 10bb(1), USSBS Index Section 2

Air-defense measures. Report No. 10pp(11), USSBS Index Section 2

Laws concerning air defense. Report No. 8nn, USSBS Index Section 2

Factory air defense. Report No. 10bb(1), USSBS Index Section 2

Illustrated air-defense guide. Report No. 8bb, USSBS Index Section 2

Organization charts. Report No. 25a(2), USSBS Index Section 2

Ogaki: Chart showing organization of air-defense system. Report No. 57b(5)(c), USSBS Index Section 2

Plan for commanding air-defense and contact system (part Japanese). Report No. 6hh, USSBS Index Section 2

Chart of Tokyo household air-defense organization. Report No. 10c(4), USSBS Index Section 2