William M. Adams testified in 1839 that “Mr. Mack has five children, the names and ages of which according to a family Record kept in his family Bible, of which the following is an exact copy are as follows:
He married Julia Stocker. (McMakin, 9) "William married Julia Stocker, sister of Mary's husband, and had two children before he left Macktown." (Barge, 11)
Edna, born July 11, 1854.
"The first birth in the town was that of Viola M. Mack, a daughter of William and Julia Mack, born in May 1856. Cyrus D. Turner gave the child a village lot for the privilege of naming her, and bestowed the name of Viola May, in honor of the village and month in which the birth occurred." (Butterfield, 1044-45)
Effa, born July 7, 1860.
Catherine born February 28, 1863.
He was elected 2 November 1858 to be register of deeds. (Butterfield, 816) In 1859 he was on the Board of Supervisors for Forest, Wisconsin. (Butterfield, 795)
"He assisted in settling up his father's estate and showed considerable business
talent. He carried on a brick yard for a time in Macktown, in connection with his brother-in-law Charles Stocker." (Barge, 11)
"William Mack a half breed from the Picatonic country, now [1855-56] appears among us. He bought out the store of D.C. Turner, and built a wooden structure, which is now attached to Mr Tate's store." (Butterfield, 897) This was in the village of Viola, Wisconsin.