This is a heavily interactive web application, and JavaScript is required. Simple HTML interfaces are possible, but that is not what this is.
Post
Railmaps
railmaps.bsky.social
did:plc:hdcs24kxl42b5qae57kjowkm
And for what it's worth, this is how the original scan looks. You can see why I hadn't bothered until now.
2024-07-06T04:31:10.486Z