Quote Originally Posted by wormspeaker View Post
how the cartographers that frequent the guild would go about mapping an O'Neill Cylinder.
You mean other than just make a rectangular image and map it to the inside of a cylinder?
Quote Originally Posted by wormspeaker View Post
doesn't seem to capture the feel of such a massive structure.
Capturing vast scale is indeed quite more difficult than it would seem, yes. Sometimes we end up with Godzilla props -- things that are proportionally correct, but carry that sense of "miniature."