Union Pacific 'Big Boy' Project Reference

 

Big Boy

William W. Kratville

©1972

(Several Editions)

 

Motive Power of the Union Pacific

William W. Kratville

©1980

 

Union Pacific Prototype Photos Volume #38 (4-8-8-4 Big Boy)

Union Pacific Historical Society

ISBN#: 978-1-932704-30-3

 

Big Boy Portraits

John E. Bush & James L. Ehernberger

Challenger Press ©1996

 

Union Pacific Big Boy 4014 Restoration Project Information (web link)

 

 

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