Electrolysis, Porter Square, interior of 48-inch insulation joint No. 4 after 1 year, 8 months of service, Cambridge, Mass., Aug. 28, 1906
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Print in album Photographs MWW electrolysis, Vol. 1. Massachusetts Metropolitan District Commission; Massachusetts Department of Conservation and Recreation; Massachusetts Water Resources Authority
|Massachusetts, Metropolitan Water and Sewerage Board|
|Commonwealth of Massachusetts State Archives|
Dry plate negatives
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