Re: Bridge girder on three PRR FM flat cars
Richard Townsend
I suspect the solid door is temporarily attached to the ventilator door by a hasp and lock or seal for security. The connection would have to be broken in order to open the doors. If they slid as one they would always cover the opening with one door or the other.
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On Dec 21, 2019, at 3:59 PM, Bud Brock via Groups.Io <BudPCCRR@...> wrote:
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