Enemy submarine sighted 250 miles north of British Samoa according to the U.S. Joint Intelligence Committee. Daily summary dated 24 April 1942

An item reported that an enemy submarine was sighted on the position latitude 9.33 south-longitude 171.25 west around 250 miles north of Apia, British Samoa.

Source

Map Room Papers (Roosevelt Administration), 1942 - 1945. U.S. Joint Intelligence Committee. Daily summary No. 135 dated 24 April 1942