No Copyright - United States
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No known restrictions on use.
Notes:
Title supplied by cataloger.
Print in album volume MDWSC, Contract 14, Wachusett-Coldbrook Tunnel, Tunnel East and Shaft 1, Volume 3, Chief Engineer set
Typed on back: Shaft-tunnel connection at foot of Shaft 1 showing bronze guard chains at sump, guard rail and steps.
Notes (acquisition):
Massachusetts Metropolitan District Commission; Massachusetts Department of Conservation and Recreation