I'd be willing to venture a guess that it was more for high-value items than for paymastering. Even back then there were small items that had to be carried in a secure environment with all the requisite custody papers for the clerks.
Harold Scott <hgs -AT- uiuc.edu> wrote:
Perhaps, since then had the windows barred, they were used as company
paymaster cars.
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HG Scott
Gary Mittner wrote:
>On the Pennsy the cars were lettered for Railway Express Agency.
>Clerk(s) were on duty while the train was enroute. Usually they had bars
>on the windows as well for security.....Gary