Setting course for home, Hardegen sighted the freighter SS Alcoa Guide (4,834 GRT) on 16 April and sank her with fire from the 105mm deck gun, as well as the 37mm and 20mm flak guns.
Dalam perjalanan pulang, Hardegen melihat kapal barang SS Alcoa Guide (4,834 GRTGRT) pada 16 April dan meneggelamkannya dengan meriam 105mm, ditambah meriam flak 37mm dan 20mm .