Westbound with BM 1729, 1712, 1741 GP-9's has "head pinned" it's power at Willows Interlocking, leaving it's train on the Stony Brook.Note sign "End of Cab Indicator Territory". Cab Indicator (cab signal) was still in effect between Ayer and Boston on the Fitchburg Route.

Photographed by Bruce Nelson, February 5, 1972.
Added to the photo archive by Bruce Nelson, June 30, 2017.
Railroad: Boston & Maine.

Bruce Nelson's awards:

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