From the 1885 History of Steuben County, IN page 754:

Samuel Parker was born in Armstrong County, Pennsylvania, March 6, 1841, a son of Isaac and Margaret A. (Sanderson) Parker.  Isaac Parker was born in Pennsylvania in 1808, and was there reared and married.  He was reared on a farm but subsequently was employed several years on the public works and later in the salt works and coal mines of his native state.  In April, 1845, he moved to Steuben County, Indiana, and located on Section 32, Jackson Township.  In 1849 he rented the farm of Charles Squiers, where he lived three years, and then bought 80 acres of land lying north of his first location, on Section 32.  He made the first improvements on his land, clearing with the assistance of his sons 50 acres, and erected a log house in which he lived till his death, September 7, 1871.  His wife died in May of the same year.  They had a family of eight children, six born in Pennsylvania and two in Steuben County.  Of the latter the eldest died in infancy and the other at the age of twelve years.  The six surviving are -- Elizabeth, wife of Rev. Frederick Komp, of Lagrange; William, of Branch County, Michigan; Mary A., wife of John Groesbeck, of Lagrange County; Daniel, Samuel, and Nancy, wife of Henry Simmons, of Jackson Township.  The sons were all soldiers in the War of the Rebellion.  William served three years in the 74th Indiana Infantry.  Daniel enlisted in the Spring of 1864 in Company A, 44th Indiana Infantry, and served till the close of the war.  Samuel enlisted August 15, 1862, in Company B, 100th Indiana Infantry, and served three years.  He participated in some of the most important campaigns and battles of the war.  His company was the leading one of the regiment the most of their term of service.  Twenty-seven battles were inscribed on their flag, among them the seige of Vicksburg, Jackson, Mississippi, Lookout Mountain, Mission Ridge, Atlanta Campaign, Resaca and Kingston.  Their last battle was Bentonville.  Then they went to Washington, D.C., and took part in the grand review of the army.  After the war Samuel Parker returned home.  After the death of his father he bought the homestead, where he lived till 1881, when he bought his present home on Section 4, Salem Township.  He owns 100 acres of land, which is well improved.  He married Melinda Haines, daughter of William Haines.  They have five sons -- George, William T., Earl, Orla J. and Logan E.