The following data is extracted from Biographical Sketches, Coles County, Illinois - East Oakland Township.
John Buckler, farmer, Sec. 4; P. O. Oakland; born in Marion Co., Ky., June 22, 1838, where he was engaged farming until 16 years of age, when he removed to Illinois and located in Edgar Co., in 1854, where he was employed as farm laborer until 1862, at which time he rented and farmed until 1874, when he purchased eighty acres, which he worked four years; then sold out, and, after living in Douglas Co. eight months, purchased his present place of 160 acres, where he now lives, on Sec. 4, East Oakland Tp. He married April 7, 1862, to Harriet Davis she was born in Clark Co., Ill.; they have five children by this union, viz., Rosannah, Richard T., Emma Jane, Lorenzo Dow, Nettie V.
Source: Biographical Sketches, Coles County, Illinois - East Oakland Township