Diagram of electrical hook-up of the siren control panel. Report No. 7f, USSBS Index Section 2

Diagram of hook-up of Kobe siren installations from the warning control to the sirens. Report No. 7e, USSBS Index Section 2

History of Electrical Machine Control Board. Report No. 39ddd(4), USSBS Index Section 2

Diagram of warehouses. Report No. 41l(4), USSBS Index Section 2

Diagram of substations. Report No. 41bb(3), USSBS Index Section 2

Electrical Equipment Control Association, Serial No. 22. Report No. 2-s, USSBS Index Section 8

Electrical Equipment Control Association, Serial No. 22. Report No. 2-s, USSBS Index Section 8

Electrical Equipment Control Association, Serial No. 26. Report No. 2-s, USSBS Index Section 8

Electrical Equipment Control association, Serial No. 18. Report No. 2-s, USSBS Index Section 8

Electrical Equipment Control Association, Serial No. 18. Report No. 2-t, USSBS Index Section 8

Electrical Equipment Control Association, Serial No. 26. Report No. 2-t, USSBS Index Section 8

Electrical Equipment Control Association, Serial No. 22. Report No. 2-t, USSBS Index Section 8

Blueprint of wiring plan of Tokyo siren system. Report No. 4k, USSBS Index Section 2

Cross section diagram of plant. Report No. 41t(2), USSBS Index Section 2

Showa Electrical Chemical Industry - Kawasaki: Flow diagram (Japanese). Report No. 49a(25)(d), USSBS Index Section 2

Blueprint diagram of control center for air-raid defense of Maizuru Naval base. Report No. 6g, USSBS Index Section 2

Schematic diagram of plant. Report No. 41b(2), USSBS Index Section 2

Schematic diagram of plant. Report No. 41r(4), USSBS Index Section 2

Schematic diagram of transformer. Report No. 41gg(6), USSBS Index Section 2

Schematic diagram of plant. Report No. 41q(6), USSBS Index Section 2

Skeleton diagram of plant. Report No. 41t(3), USSBS Index Section 2

Electrical Equipment Control Association, Serial No. 18. Report No. 2-g(1), USSBS Index Section 8

Electrical Equipment Control Association, Serial No. 26. Report No. 2-g(7), USSBS Index Section 8

Interrogation No. 18, subject: Electrical Equipment Control Association. Report No. 38w(1), USSBS Index Section 2

Interrogation No. 22, subject: Electrical Equipment Control Association. Report No. 38w(4), USSBS Index Section 2