in gold to help the Plankinton bank pay back those it owed money to. Personal On 26 April 1876, he married Mary Ella Woods, of Cincinnati, Ohio, and they had two children. He lived next door to his father in a mansion on Grand Avenue in Milwaukee given to him by his father as a wedding gift. Later life and death Plankinton died in Milwaukee on April 29, 1905. The cause of his death was pneumonia, which he had suffered from for three months prior. Plankinton left an estate valued at approximately $4 million to his heirs. His widowed wife received a third and his children split the remainder in equal shares that included the widow. She died September 7, 1908. References Sources External links Wisconsin in three centuries All Things Plankinton 1843 births 1905 deaths Businesspeople from Pittsburgh Businesspeople from Wisconsin American manufacturing businesspeople American industrialists 19th-century American businesspeople