Lionel's No. 671 Pennsylvania RR S2 steam turbine is one of the classic O gauge locomotives of the postwar era. Lionel released it for the first full product line of the post-World War II era in 1946.

A Lionel toy train around the Christmas tree continues to be a fixture of holiday tradition in some families. The iconic American company is about to roll into its 125th anniversary. When you think of ...