Contract No. 20, Coldbrook-Swift Tunnel, Barre, Hardwick, Greenwich, progress panorama of Shaft 9, looking westerly, Coldbrook-Swift Tunnel, Barre, Mass., Jan. 25, 1933

Contract No. 20, Coldbrook-Swift Tunnel, Barre, Hardwick, Greenwich, progress panorama of Shaft 9, looking westerly, Coldbrook-Swift Tunnel, Barre, Mass., Jan. 25, 1933

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