Enemy submarine attacked oil tanks on Curacao according to the U.S. Joint Intelligence Committee. Daily summary dated 20 April 1942

An item reported that before daylight on 19 April an enemy submarine fired 5 shots at oil tanks of Bullen Bay, Curacao although without succes. The shore batteries returned one round.

Source

Map Room Papers (Roosevelt Administration), 1942 - 1945. U.S. Joint Intelligence Committee. Daily summary No. 131 dated 20 April 1942