Union Pacific Big Boy 4002

Here are some of the best sources for more information on the Union Pacific Big Boy Steam Locomotive. All links below will open in a new window and take you to another site.

Union Pacific Big Boys @ steamlocomotive.com

Big Boy Information Center @ trainweb.org

North East Rails @ northeast.railfan.net:
• Unofficial Union Pacific Big Boy 4-8-8-4 Steam Roster
• Articulated & Dual Drive Steam Locomotives

The Union Pacific railroad site (@ uprr.com) has some information on the Union Pacific Big Boy:
• History and Photos of Steam Locomotives
• Archive Picture of the Union Pacific Big Boy 4002
• Where to see Union Pacific Big Boy today

Article in Classic Trains magazine "4-8-8-4 or Big Boy" by Neil Carlson

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