Abstract The Antrim Iron Company was founded in 1886 in Mancelona, Michigan and converted hardwood into charcoal to manufacture iron. The records provide a limited view of the business via real estate and financial records. The company's active operations ceased in 1945 due to a depletion of natural resources. It remained a legal entity for another three decades, primarily as an owner of real estate. The founding members of the company, Willard Barnhart and John C. Holt, lived in Grand Rapids,...