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 A Biographical record of Clark county, Ohio .. (1902)
I. G. HAMMA.
I. G HamuM, a well known farmer and stock raiser of Green township, first opened his eves to the li,ght of day on the 2nd of January, 1871, upon the home farm near Yellow Springs. Greene county, Ohio. Plis parents were Andrew W. and Alatilda (Carter) Hamma, who removed to the home on which our subject now resides when he was only five years of age, and here he has lived continuously since. He acquired a good education, gaining his preliminary knowledge in the district schools and afterward entering Wittenberg College at the age of fourteen years. Soon after beginning the work of the junior year he left the institution.
[This passage is too damaged in the scanned book to reproduce. See the original book.]
In politics Mr. Hamma is a Republican. His first vote was cast for Benjamin Harrison. He has been a delegate to various conventions sTnd has labored earnestly and effectively for the promotion of his party's success. He and his wife hold membership in the Second Lutheran church and are well known young people o.f the community, enjoying the high regard of many friends.
As printed in A Biographical record of Clark county, Ohio .. (1902). See the original pages. Wording is the original; obvious scanning errors have been corrected, and a few may remain.
The printed record stops around 1902. We trace your line from there down to you, with every source cited.