The History of Hendricks County (Chicago: Interstate Publishing, 1885)--Center Township, pages 519-520
Nicholas T. Hadley, of the banking firm of Hadley, Homan & Co., is a native of Chatham, N.C., where he was born Oct. 5, 1824. His parents, Simon T. and Mary (Hadley) Hadley, came to Hendricks County, Ind. when he was about two years old, first settling in Center Township two and a half miles southwest of Danville. When he was eight years old his parents located in Danville where he lived with them until manhood, he being educated in the schools of that place and in Wabash College, at Crawfordsville, Ind. In 1846 he was appointed Deputy in the County Clerk's office, where he served till 1855, when, being elected County Treasurer, he held that office until the fall of 1857. He then resumed the position of Deputy County Clerk, which he held till 1868, and being previously elected County Clerk, he assumed the duties of that office, holding that position four years. In January, 1872, while County Clerk, he was elected Cashier of the First National Bank of Danville and served as such one year, when he helped to found the Danville Banking Company of which he as a Cashier until it was succeeded by the banking house of Hadley, Homan & Co. He was married Aug. 31, 1852, to Mary J., daughter of Aaron Homan, of Danville. They have two children--Otis C., clerking in the bank of Hadley, Homan & Co.; and Frank O., of Kansas City, Mo.