PB-100 at South RoyalstonOn a rainy morning, Chicago-Boston piggyback train PB-100 rumbles east through South Royalston, MA. This train used pooled power from the B&M, D&H, and EL, and on this day three D&H U23Bs work behind a B&M GP9.
Photographed by Tom Nelligan, October, 1968.
Added to the photo archive by Tom Nelligan, November 22, 2017.
Railroad: Boston & Maine.
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