List "C"-ships reported as sunk but whereabouts not definitely known. Report No. 54b(9), USSBS Index Section 2

List of "A" ships reported as sunk but whereabouts not definitely known. Report No. 54b(7), USSBS Index Section 2

List of "B" ships reported sunk but whereabouts not definitely known. Report No. 54b(8), USSBS Index Section 2

Combined lists of Japanese ships reported as sunk. Report No. 54b(10), USSBS Index Section 2

List of merchant shipping over 100 tons reported sunk. Report No. 54b(36), USSBS Index Section 2

Conversion list of "C" ships. Report No. 54b(6), USSBS Index Section 2

List of Japanese Navy merchant ships sunk or damages during the war. Report No. 54b(37), USSBS Index Section 2