sentences:  In 1853, he married Mary MacEachern, a fellow Scottish émigré from the Scotch Block.Lyon operated a number of businesses in Milton, including an extensive general store selling dry goods, groceries and hardware, and oversaw the erection of a new gristmill with Edward Martin (father of Joseph) in 1856, replacing its fire-damaged predecessor.He and his younger brother Robert Adam were also partnered in a number of ventures, including a store they ran together for seventeen years under the firm name, "W. D. and R. A. Lyon's".