Chemical and economical essays , designed to illustrate the connection between the theory and practice of chemistry, and the application of that science to some of the arts and manufactures of the United States of America. [Two lines of quotation] By John Penington.

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Chemical and economical essays , designed to illustrate the connection between the theory and practice of chemistry, and the application of that science to some of the arts and manufactures of the United States of America. [Two lines of quotation] By John Penington.