Related time notesChiefs of Staff of the Axis Navies: (Long Patrol) - P12/14: Henning von Holtzendorff21 Sept 202113:49Counting the tonnage available to supply BritainChapterChiefs of Staff of the Axis Navies: (Long Patrol) - P12/14: Henning von Holtzendorff21 Sept 202117:44Poor harvests made every grain voyage longerChapter