Japanese merchant ship sunk in the Marshall Islands by American submarine according to the U.S. Joint Intelligence Committee. Daily summary dated 20 February 1942

An item reported that an American submarine sunk a Japanese 5,000 tons merchant ship in the Marshall Islands.

Source

Map Room Papers (Roosevelt Administration), 1942 - 1945. MR0423. U.S. Joint Intelligence Committee. Daily summary No. 72 dated 20 February 1942