You guys really need to learn how to use Content Manager. The first part of every KUID is the author's unique ID number, so set the search filter for Author, then enter the pound sign (shift 3, # ) followed by the first part of the number. Author #45324 is norfolksouthern37, so I then click the Asset KUID tab to sort by KUID numbers;
And I see that 50022 is not in the list, ergo was never uploaded to the DLS.
I'm also looking for this bogey, and I've downloaded all of jointedrail's dependency packs. If anyone has any leads on where it might be, there are a fewthreads where people are looking for this as well. I know I'd love to have RJ corman action on that NS Reading Line I just downloaded.