Class A sheathed smokebox.

NW Mailing List nw-mailing-list at
Sat Feb 4 02:35:50 EST 2023

Please forgive my ignorance and teach me what a “sheathed” smokebox is and its purpose, as well as how to know from a photo if it was installed.  Thank you!


Vic Chudoba 


From: NW-Mailing-List <nw-mailing-list-bounces at> On Behalf Of NW Mailing List
Sent: Friday, February 3, 2023 12:01 AM
To: 'NW Mailing List' <nw-mailing-list at>
Subject: RE: Class A sheathed smokebox.



Best I can do  1213,1214,1217,1218


Larry Evans


From: NW-Mailing-List [mailto:nw-mailing-list-bounces at] On Behalf Of NW Mailing List
Sent: Wednesday, February 01, 2023 2:51 PM
To: NW Mailing List <nw-mailing-list at <mailto:nw-mailing-list at> >
Subject: Class A sheathed smokebox.


Does anyone know how many/what numbered Class A locos received the sheathed smokebox?


Jimmy Lisle




Sent from my Verizon, Samsung Galaxy smartphone



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