Unidentified Japanese units in the Bering Sea sighted according to the U.S. Joint Intelligence Committee. Daily summary dated 12 December 1941

An item reported the sighting on 9 December of unidentified Japanese units in the Behring Sea on the position latitude 55-03 north longitude 170-15 west 200 miles north west of Dutch Harbor, Alaska. Aircraft searched without success.

Source

Map Room Papers (Roosevelt Administration) mr0422a. U.S. Joint Intelligence Committee. Daily summary No. 2 Dated 12 December 1941.