I saved one version of the dates for ARR rules: Message 7534 from Jeff
English on April 24, 2002.

Guy Wilber wrote:
> I would like to solicit input from the list as to what dates
> significant to freight car construction, Interchange Rules and Car
> Service Rules that all of you would like to see listed
> in chronological order.

And Tony Thompson replied:
Excellent idea, Guy. Was there not a moderately complete list
compiled some time back? It ought to be in the archives.

Larry Kline
Pittsburgh, PA