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 1807, Bucks County Penn
From The History of Clark County Ohio, (1881)
THOMAS P. THOMAS, farmer; P. O. Dialton; was born in Bucks County Penn., Feb. 19, 1807. He is the son of William and Susan (Hanway) Thomas, he a native of Pennsylvania and she of Delaware, and of Welsh extraction. Thomas emigrated to this county in 1827 and located in German Township, and took for wife Phoebe Kizer, May 20,1830. In 1835, he moved to Pike Township and purchased the farm where he now resides. Mr. Thomas is the father of six children, of whom three sons and two daughters are now living. Mrs. Thomas was summoned from earth to heaven Feb 3, 1872, at the advanced age of 64 years 8 months and 14 days. In 1873, Mr. Thomas married his second wife, Anna D. Pence. Mr. Thomas has at present 100 acres of land under a good state of cultivation and a nice, commodious farm-house and many material improvements to correspond, and has won a large circle of friends. ]
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.
Their biographies name Thomas P. Thomas: William Thomas (b. 1831)
The printed record stops around 1881. We trace your line from there down to you, with every source cited.