Related time notesOf Two Submarines, in two wars... The sinkings of HMHS Britannic & IJS Kongo28 Nov 202413:06U-73 and the persistence of submarine-laid minesNotable PointOf Two Submarines, in two wars... The sinkings of HMHS Britannic & IJS Kongo28 Nov 20242:27:27Did U-boats mine the Gulf of St. Lawrence?Q&A