On page 464 of the 1904 History & Bios of La Porte Co. by Rev. E.D. Daniels is the bio of William Eaton of La Porte and on the other page facing it is a picture of the family. His parents were John Eaton and Susanna Lindsey from Ireland--there is a list of their children which includes a Thomas L. b. 1820, brother of William.Have you seen this book?