John Gault married Harriet Ball.

The evidence

• “Plis father, John Gault, came to Beloit from New Hampshire in 1844 and made brick on what is now known as the Slaymaker farm, about two miles east of the city. He married Harriet Ball, March 18, 1846, went to California in 1852, and died there in 1857.”

  1908-brown-rock-county/34a-biographical-1.md, Vol. 2, PDF p. 298 / book p. 797

  Brown, William Fiske, editor. Rock County, Wisconsin: A New History of Its Cities, Villages, Towns, Citizens and Varied Interests, from the Earliest Times, Up to Date. Chicago: C. F. Cooper & Co., 1908. 2 vols. archive.org/details/rockcountywiscon01brow, archive.org/details/rockcountywiscon02brow.

  Grade A: Found on a page of one of our sources