Contract No. 60, Access Roads to Shaft 12, Quabbin Aqueduct, Hardwick and Greenwich, left slope, looking ahead from Sta. 43+50, Greenwich and Hardwick, Mass., Sep. 28, 1938

Contract No. 60, Access Roads to Shaft 12, Quabbin Aqueduct, Hardwick and Greenwich, left slope, looking ahead from Sta. 43+50, Greenwich and Hardwick, Mass., Sep. 28, 1938

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