Baltimore and Ohio WW2 'Mountain'

 

The term given to a 4-8-2 type; here the first of 40 class T-3 built in the Mt. Clare Shops in Baltimore, Maryland, from 1942 to 1948.  Despite this one's easy to remember road number of 5555, seen in Pittsburgh in 1953, it was scrapped like all the B&O's mountains. More info here