Letter of transmittal for questionnaire. Report No. 39l(11), USSBS Index Section 2

Reply to questionnaire - Mitsubishi Hiroshima engine works. Report No. 39l(6), USSBS Index Section 2

Production equipment. Report No. 39l(2), USSBS Index Section 2

Information for questionnaire No. 2. Report No. 20a(2), USSBS Index Section 2

Report for general questionnaire. Report No. 29a(4), USSBS Index Section 2

Reply to questionnaire - Shimonoseki shipyard and engine works. Report No. 39l(9), USSBS Index Section 2

Reply to questionnaire - Kobe shipyard and engine works. Report No. 39l(7), USSBS Index Section 2

USSBS questionnaire. Report No. 39h(2), USSBS Index Section 2

Copy of questionnaire in Japanese. : Report No. 64b(11), USSBS Index Section 2

Principal manufacturers. Report No. 39l(8), USSBS Index Section 2

Bomb plots. Report No. 39l(10), USSBS Index Section 2

Reply to questionnaire - Mitsubishi Yokohama shipyard and engine works. Report No. 39l(4), USSBS Index Section 2

Reply to questionnaire - Mitsubishi Nagasaki shipyard and engine works. Report No. 39l(5), USSBS Index Section 2

Information for questionnaire No. 1. Report No. 20a(1), USSBS Index Section 2

USSBS-questionnaire. Report No. 38d(10), USSBS Index Section 2

USSBS-questionnaire. Report No. 38d(19), USSBS Index Section 2

USSBS questionnaire. Report No. 39ee(1), USSBS Index Section 2

USSBS questionnaire. Report No. 39z(3), USSBS Index Section 2

Report on Questionnaire No. 2. Report No. 29a(2), USSBS Index Section 2

Report on USSBS questionnaire. Report No. 34f(1), USSBS Index Section 2

Copy of USSBS questionnaire. Report No. 44o(3), USSBS Index Section 2

Answer to USSBS questionnaire. Report No. 39i(2), USSBS Index Section 2

Okayama: Factory questionnaire control sheet. Report No. 58b(11)(d), USSBS Index Section 2

USSBS-questionnaire data. Report No. 39c(4), USSBS Index Section 2

Manuals for piloting. Report No. 1b(11), USSBS Index Section 2