Enough of these and you'll know the secrets of the earth, and sea.
Create this by using Glim in your inventory.
Sells for 10 pence
This is located under the Cartography section of your inventory, clicking on it give you this option
Make sense of your Map Scraps
These tiny pieces aren't much use on their own.
Discuss your scraps with the Salty Fabulist
He's always happy to spin the tale of a map. Deep breath, now. [This will always gain you Zee-Ztories. There may be other effects.]
Unlocked with 50 x Map Scrap, Connected: The Docks 2
A matter of luck: pretty good odds.
Show your map scraps to a gathering of zee-captains
These fellows know the Unterzee better than any. They can show you what you have. [This will always gain you many Zee-Ztories.]
Unlocked with 500 x Map Scrap