The History of 롤대리

https://www.evernote.com/shard/s498/sh/c837def0-1fae-4a46-826e-d9d7ce56cd3c/83c46a88836e784581c9971cfc3f058e

During the mid-seventies, they were well known among the users in the Plato system. By the end of that ten years, these symbols commenced appearing on-line.