Distribution Department, Weston Aqueduct Supply Mains, Section 7, timbering in tunnel at old tunnel shaft of Cochituate Aqueduct, station 9+32, near Grant Avenue, Newton, Mass., Sep. 14, 1910

Distribution Department, Weston Aqueduct Supply Mains, Section 7, timbering in tunnel at old tunnel shaft of Cochituate Aqueduct, station 9+32, near Grant Avenue, Newton, Mass., Sep. 14, 1910

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