The following data is extracted from Biographical Sketches, Coles County, Illinois - Morgan Township.
Samuel Rardin, merchant and Postmaster, Rardin; born in Morgan Tp., Coles Co., Ill., Jan. 2, 1850, where he attended the common schools until 1872, when he entered the Westfield College at Westfield, Clark Co., Ill., which he attended during the years 1872 and 1873, when he returned home and assisted his father in farming until the year 1875, when he was appointed, under the administration of President Grant, as Postmaster at Rardin, which office he now holds, and which is the only post office in Morgan Tp.; upon receiving the above appointment, he erected a store, and purchased a stock of goods; he engaged in the merchandise trade, which business he has since successfully followed. He is the oldest son now living of John H. Rardin, who emigrated from Kentucky and located in Morgan Tp. in 1842, and whose biography appears in this work. He also owns forty acres of prairie land, upon which he has a residence, and which is rented.
Source: Biographical Sketches, Coles County, Illinois - Morgan Township