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Caption: February 3, 1972 - PLANT UNDER WAY -- W. R. Kelly, right, superintendent of American Smelting & Refining Col, and Joe W. English, project engineer for the company, Wednesday led newsmen through a tour of the new air control plant that will cost $18.5 million and produce more than 450 tons of sulphuric acid daily. They are shown at a site where framework is under construction for tanks to be used in gathering the acid. The plant is scheduled to be onstream this December, after which there will be very little smoke coming from the stacks and all objectionable particles will be removed.
Album ID: 453964
Photo ID: 17925677
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