Wachusett Aqueduct, Terminal Chamber, Section 10, from the east; Chief Engineer Frederic P. Stearns with many engineers, Marlborough, Mass., Mar. 7, 1898

Wachusett Aqueduct, Terminal Chamber, Section 10, from the east; Chief Engineer Frederic P. Stearns with many engineers, Marlborough, Mass., Mar. 7, 1898

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