In the book's own words, not ours, with obvious scanning errors fixed. Families often supplied these stories to the publisher, so check key dates.
Born 1853, Greene county
From History of Greene county, Missouri, ... including a history of its township, towns, and villages, together with a condensed history of Missouri ... biographical sketches and portraits of prominent cit (1883)
E. M. CAMPBELL.
Mr. Campbell is the son of J. T. and Mary A. Campbell, and was born in Greene county, Missouri, May 29, 1853. His parents came to this country in 131, and he was educated in the High School of Springfield, at the Washington University, St. Louis, in 1862-3; at the College of the Christian Brothers in 1863-4, and in 1873-4 attended the Christian University at Canton, Mo. Mr. Campbell was married June 24, 1879, to Miss Sallie M., daughter of William and Margaret White. They have one son, Albert J. Mr. and Mrs. Campbell are members of the Christian church. Mr. Campbell is a farmer and stock raiser, and owns two hundred and fifteen acres of Greene's best lands.
As printed in History of Greene county, Missouri, ... including a history of its township, towns, and villages, together with a condensed history of Missouri ... biographical sketches and portraits of prominent cit (1883). See the original pages. Wording is the original; obvious scanning errors have been corrected, and a few may remain.
Their biographies name E. M. Campbell: William White (b. 1816)
The printed record stops around 1883. We trace your line from there down to you, with every source cited.