Вот координаты всех чертежей улучшений:

Elite Icebreaker Ram North Atlantic 921-77
Elite Mortars North Atlatic 729-178
Elite Burning Oil Storage North Atlantic 499-311
Elite Heavy Shot North Atlantic 915-337
Elite Mortar Storage North Atlantic 782-479
Blackbeard Wheel North Atlantic 68-480
Elite Puckle Gun Cylinder North Atlantic 132-744
Elite Heavy Shot Storage North Atlantic 948-928
Elite Hull River Valley 365-14
Elite Burning Oil River Valley 95-367
Elite Set of Cannons River Valley 959-66
Elite Explosive Shot River Valley 577-300
Aquila Figurehead River Valley 484-664
Elite Puckle Gun New York 500-608
Blackbeard Sails New York 315-284
Aquila Sails New York 493-724
Blackbeard Figurehead New York 594-476
Aquila Wheel New York 555-491
Elite Round Shot New York 504-348