The moment one looked in his face!

He had bought a large map representing the sea,

Without the least vestige of land:

And the crew were much pleased when they found it to be

A map they could all understand.

“What’s the good of Mercator’s North Poles and Equators,

Tropics, Zones, and Meridian Lines?”

So the Bellman would cry: and the crew would reply

“They are merely conventional signs!

“Other maps are such shapes, with their islands and capes!