17 APRIL 1943 USCGC SPENCER vs. U-175 Ocean Escort Unit A-3, a multi-national collection of the US Coast Guard cutters SPENCER (WPG-36) and DUANE (WPG-33) along with the British corvette HMS DIANTHUS, the Canadian corvettes CHILLIWACK, ROSTHERN, TRILLIUM and DAUPHIN, and Read More