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.
From The History of Clark County Ohio, (1881)
NATHAN MARSH, farmer and stock-dealer; P. O. Springfield. Born Pec. 17, 1833, on the farm where he now lives and has always resided; is a son of John and Maria Marsh, whose history appears in full in sketch of John Marsh (deceased), in this work. Our subject, being a mere child about 3 years of age at the death of his father, was left in the care of his mother, by whom he was raised, and under whose watchful care he grew to maturity. Was married Nov. 9, 1859, to Catherine, daughter of Jacob and Eleanor Yeazell, whose history also appears in this volume. By this union they have seven children— Laura L. (now Mrs. Hoyt, of New York City), Lizzie D., Riehard D., Nathan, Mary, John and Jessie. Mr. Marsh has followed the footsteps of his father in his occupation as a farmer and stock-dealer. Belonging to one of the old pioneer families of notoriety and prominence, Mr. Marsh has always taken a front rank in his community; has held many local offices, such as Township Trustee, School Director, ete.; the latter office he has filled for twenty years.
As printed in The History of Clark County Ohio, (1881). See the original pages. Wording is the original; obvious scanning errors have been corrected, and a few may remain.
Named in this biography: John Marsh (b. 1794)
Their biographies name Nathan Marsh: Thomas H. Roberts (b. 1836) John A. Yeazell
The printed record stops around 1881. We trace your line from there down to you, with every source cited.