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 1857
From History of Adair County, Iowa, and its people (1915)
JOHN R. SULLIVAN.
John R. Sullivan, of Washington township, is well known as a breeder of registered Poland China hogs and is one of the well-to-do citizens of Adair county, owning four hundred acres of fine land. He is a native son of this county, his birth having occurred in a log cabin in Washington township, on the 29th of April, 1857, and he is a son of Elijali B. and Sarah B. (Julien) Sullivan, both of whom were born in Indiana. In 1851 the father came to Iowa with his brother, Titus Sullivan, and they remained for a short time in Clarke county, but in the fall of that year came to Adair county, where each entered a quarter section of land on section 16, Washington township, their farms adjoining. Each erected a log cabin and in the following spring brought his family to this county. Elijah B. Sullivan continued to reside upon his farm until his demise, which occurred on the-1th of January, 1907, after a continuous residence upon his farm of fifty-two years. He was successful financially and from time to time added to his holdings, acquiring in all six hundred and sixty acres of land in Washington township] He was a democrat and for many years was a factor in local political circles, holding various township offices and working loyally for the advancement of his iJi'ty- His wife died on the 16th of March, 1880.
As printed in History of Adair County, Iowa, and its people (1915). See the original pages. Wording is the original; obvious scanning errors have been corrected, and a few may remain.
The printed record stops around 1915. We trace your line from there down to you, with every source cited.