Oh yes, but those are through coaches[1] and they're still fairly common, especially for sleeper trains. The whole fun with slip coaches is that they'd be detac

Oh yes, but those are through coaches[1] and they're still fairly common, especially for sleeper trains. The whole fun with slip coaches is that they'd be detached while the train was moving. [1] https://en.wikipedia.org/wiki/Through_coach https://en.wikipedia.org/wiki/Through_coach