<p>View showing the side of the train which has just received a coat of primer. This portion of the train is called the side tool box and the color is a light gray.</p>
<p>The side tool box of the "Big Boy's" tender receives a fresh coat of primer.</p>
<ul><li>Keywords: big boy 4012; uprr; restoration; steamtown NHS; steamtown; uprr big boy 4012; train; locomotive; 4012</li></ul>
NPS Photo
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