<p>A close up view of a label on the tank which reads "3/4 full"</p>
<p>"Big Boy's" gauge tag for ¾ full. There is a clear vertical tube alongside these tags would indicate how much water was in the cistern tank.</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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