American submarines successful in Dutch East Indies waters according to the U.S. Joint Intelligence Committee. Daily summary dated 5 April 1942

An item reported that American submarines active in the waters of the Dutch East Indies sunk 1-4,471 tons supply ship and damaged 2 seaplane tenders, 1 landing barge (1 torpedo hit) and an unidentified ship (1 torpedo hit).

Source

Map Room Papers (Roosevelt Administration), 1942 - 1945. U.S. Joint Intelligence Committee. Daily summary No. 116 dated 5 April 1942.