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Nathan Petersen's Collection
 
3/31/2025
 
 
 
 
 
Owner: Union Pacific Railroad Company
Model:Alco 4-8-8-4Built As:UP 4012 (4-8-8-4)
Serial Number:69583Order No:S-1844
Frame Number:23¾X32 cylinders, 68" driversBuilt:8/1941
Notes:Schenectady 08/1941, retired 02/62, donated 08/64 to Steamtown
Other locos with this serial:  UP 4012(4-8-8-4)
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UP 4012
Title:  UP 4012
Description:  This is the 3rd Big Boy I've seen and they always amaze me
Photo Date:  6/23/2021  Upload Date: 7/15/2021 12:14:17 PM
Location:  Scranton, PA
Author:  Nathan Petersen
Categories: 
Locomotives:  UP 4012(4-8-8-4)
Views:  211   Comments: 0


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