Port of Hakodate: Answers to USSBS questionnaire. Report No. 54a(4)(e), USSBS Index Section 2

Port of Sakata: Answers to questionnaire to harbor officials. Report No. 54a(17)(a), USSBS Index Section 2

Port of Niigata: Answers to questionnaire for harbor officials. Report No. 54a(14)(a), USSBS Index Section 2

Port of Muroran: Answers to questionnaire for harbor officials. Report No. 54a(10)(b), USSBS Index Section 2

Port of Hakodate: Report on foreign trade(Japanese). Report No. 54a(4)(b), USSBS Index Section 2

Answers to USSBS questionnaire. Report No. 19c(5), USSBS Index Section 2

Answers to USSBS questionnaire. Report No. 34a(1), USSBS Index Section 2

Answers to supplementary questionnaire. Report No. 19b(5), USSBS Index Section 2

Port of Hakodate: Monthly record of entries and clearances. Report No. 54a(4)(c), USSBS Index Section 2

Answers to USSBS questionnaire No. 1. Report No. 19b(1), USSBS Index Section 2

Port of Hakodate: Daily record of entries and clearances(Japanese). Report No. 54a(4)(d), USSBS Index Section 2

Answers to questionaires. Report No. 54c(4), USSBS Index Section 2

Port of Maizuru: Reply to questionnaire for harbor officials(Japanese). Report No. 54a(9)(d), USSBS Index Section 2

Japanese answers to Naruo plant questionnaire. Report No. 18b(1), USSBS Index Section 2

Answers to USSBS questionnaire from Konan plant officials. Report No. 18c(1), USSBS Index Section 2

Port of Hakodate: General report on facilities and condition resulting from bomb damage(Japanese). Report No. 54a(4)(a), USSBS Index Section 2

Port of Fushiki: Fushiki Maritime Office Harbor officials' reply to questionnaire(Japanese). Report No. 54a(1)(b), USSBS Index Section 2

Port of Hakodate. Report No. 54sss(3), USSBS Index Section 2

Port of Yokohama: Condition of port resulting from bomb raids. Report No. 54a(25)(e), USSBS Index Section 2

Port of Hakodate. Report No. 83b(1)-(3), USSBS Index Section 2

Port of Otaru: Description of port. Report No. 54a(16)(a), USSBS Index Section 2

Port of Muroran: Description of port. Report No. 54a(10)(a), USSBS Index Section 2

Answers to USSBS questionnaire from Takara-zuka plant officials (part Japanese). Report No. 18e(1), USSBS Index Section 2

Answers to USSBS questionnaire on production, employment, air-raid damage, dispersal. Report No. 22d(1), USSBS Index Section 2

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