1833-1916 - Physician - Chemist - Pharmacist - One of the founders of Parke, Davis & Company, Dr. Duffield's stately residence was located about one-half mile west from this marker. About 100 feet further west was located his laboratory where he practiced medicine during the latter part of his life and carried on many experiments which have aided medical science.

Marker is on U.S. 12 0.3 miles west of State Highway 39, on the right when traveling west.

Courtesy hmdb.org

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