The Pennsylvania Railroad built 47 in its Juniata Shops between 1916 -- 1924 .
The Pennsylvania Railroad 's class A5s was the largest class of 0 - 4 - 0 steam locomotives .
The Pennsylvania Railroad built 47 in Pennsylvania Railroad 's Juniata Shops between 1916 -- 1924 .
The Pennsylvania Railroad 's class A5s was the largest class of 0 - 4 - 0 steam locomotives .