Alden, John H., 1899-1988.
John H., Alden worked as a metallurgist for forty years with the Aluminum Company of America. He was a member of the Historical Society of Western Pennsylvania and the National Society for the Preservation of Covered Bridges.
From the description of John H. Alden papers 1952-1964. (Historical Society of W Pennsylvania). WorldCat record id: 47291356
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