hold your breath
Under-maintained RDCs were notorious for belching clouds of black diesel smoke that would not please the EPA these days. This MBTA (ex-NH) pair was laying down a smokescreen running inbound from Franklin through the old (pre-Southwest Corridor) Forest Hills station.
Photographed by Tom Nelligan, January, 1978.
Added to the photo archive by Tom Nelligan, October 7, 2017.
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