Has it been 25 years already?
I found this interesting (but slightly amateurish) video on YouTube telling the story and thought I’d pass it on.
https://www.youtube.com/watch?v=7TJPmkcPer8
There’s one glaring thing he got wrong, but not concerning the locomotive.
NTSB report:
https://www.ntsb.gov/safety/safety-studies/Documents/SIR9605.pdf
RYPN thread on the anniversary, with some interesting comments from some important people:
http://www.rypn.org/forums/viewtopic.php?f=1&t=44567
Both links have pictures of the failed portion of the crown sheet.
Thanks! I’ll read them with interest!
The operation of Gettysburg RR back then brings out some key words - Monkey & Football.
How about a monkey with a firecracker? [;)]

There was a turtle by the name of Bert…[:-^]
The firecracker is the result of the monkey/football maintenance and training procedures of the Gettysburg.