Contract No. 30, Stream Control Works at Main Dam, Swift River Reservoir, Belchertown, Enfield, Ware, cofferdam at outlet channel of diversion tunnel, Belchertown, Mass., Jun. 14, 1933

Contract No. 30, Stream Control Works at Main Dam, Swift River Reservoir, Belchertown, Enfield, Ware, cofferdam at outlet channel of diversion tunnel, Belchertown, Mass., Jun. 14, 1933

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