Submission – 🔸澳州10开奖记录: Madrid Metro Map and Linear Diagram, 1945
Submitted by Pablo Martin, who says: This is the Madrid metro map from 1945, I found the diagram below really interesting, as I haven’t seen a similar one for any other network. 澳洲10开官网开奖 says: Nice find, Pablo! The geographical map is fairly clumsy and unremarkable, but the diagram beneath is very interesting. It’s what I call a “linear diagram” – each route is shown as a straight line, with interchanges indicated by a vertical joining […]