Maddeningly incomplete. But Perhaps you can make something of it.
Create this by using Zee-Ztories in your inventory
Sells for 2 Echoes 50 pence
Using Partial Maps
Assemble your Partial Maps
If only they all fitted together.
Speak with your consulting cartographer
The Salty Fabulist says he knows all there is to know about maps. And that's not all he says.
[This will always gain you Puzzling Maps. There may be other effects.]
Unlocked with 25 x Partial Maps, Connected: The Docks 6