The History of Hendricks County (Chicago: Interstate Publishing, 1885)--Middle Township, page 714
Lewis Thornbrugh was born Jan. 7, 1813, and is a native of Ohio. His parents were William and Elizabeth Thornbrugh and were among the early settlers of Washington Township, Hendricks Co., Ind. Our subject was twice married, his first wife being Miss Annie Schengh, by whom he had five children--Mary E., Samuel, Angeline, Emiline and Mildred, the latter deceased. After the death of his first wife, Mr. Thornbrugh was married to Mrs. Fannie Nash, widow of Richard Nash, of Brown Township, this county. To this union were born two children--Albert and John. Mr.Thornbrugh is the owner of 120 acres of land. He is a member of the Regular Baptist church.