On Fri. 20 Sep 1940 German submarine U-A sank Panamanian collier Tuira.....

German submarine U-A sank Panamanian collier Tuira 400 miles west of Ireland at 0027 hours, killing 2. German submarine U-46 torpedoed and damaged Greek ship Leonidas M. Valmas 50 miles northwest of Ireland at 2150 hours; she would not sink due to its cargo of wood, but 16 crew members died in the fire; 2 survivors were rescued by British destroyer HMS Arrow. 10 miles north of Malin Head, Ireland, German submarine U-138 fired three torpedoes at Allied convoy OB-216 between 2120 and 2126 hours; all three torpedoes hit, sinking Yugoslavian collier Boka was sunk (8 killed, 26 survived) and British passenger liner City of Simla (3 killed, 182 crew and 165 passengers survived); British whale factory ship New Sevilla was damaged but would remain afloat until the next day (2 killed, 282 survived).