Steam Update: Forging Ahead... www.up.com

Steam Update: Big Boy's... www.up.com

Big Boy restoration at... www.trains.com

Big Boy 4014 Steam Train -... www.youtube.com

Cosmetic Restoration of UP... railfan.com

Steam Update: Refurbishing... www.up.com

Progress report on Union... www.trains.com

WWII-era 'Big Boy'... nepascene.com

Union Pacific "Big Boy" No.... www.nps.gov

Steam Update: Big Boy... www.youtube.com

How Union Pacific Restored... www.autoevolution.com

Steamtown Begins Cosmetic... railfan.com

How Union Pacific Restored... www.autoevolution.com

Restoring the Big Boy" netwagtaildev.unl.edu

Union Pacific Big Boy... www.sweetwaternow.com

Big Boy 4018 on the Move! —... www.historictrains.org

Restoring the Big Boy |... nebraskapublicmedia.org

We restored the abandoned... www.youtube.com

US 'Big Boy' overhaul... www.heritagerailway.co.uk

Big Boy' Tender Restoration... railfan.com