Taken as an excerpt from a letter compiled by Robert Kenneth Davidson in 1933.
John Davidson b. 20 May 1792, Belfast, Ireland, m. (1) abt 1820, in Penn, Mary Ann Thompson, b. 9 Oct 1802, Butler Co, PA, (daughter of James Thompson and Sarah _) d. 16 Dec 1860, Poweshiek Co, Iowa, m. (2) abt 1863, in Poweshiek Co, Iowa, Rachel _, b. 18__, d. 18__, Poweshiek Co, Iowa, bur. Brooklyn, IA. John died 10 Apr 1880, Poweshiek Co, Iowa. Children by Mary Ann Thompson: Thomas Davidson b. 28 Apr 1822, Wampum, Beaver Co, PA, m. (1) 1846, in Beaver co, PA, Margaret Stanton, b. abt 182_, d. 20 Aug 1892, Poweshiek Co, Iowa, m. (2) 24 Nov 1892, Elizabeth Lyter, b. 18__, d. 19__, Poweshiek Co, Iowa. Thomas died 1 May 1903, Poweshiek Co, IA, bur. Brooklyn, IA. James Davidson b. 18 Oct 1823, Wampum, Beaver Co, PA, m. 17 May 1849, in Beaver co, PA, Sarah Davidson b. 15 Mar 1828, Wampum, Beaver Co, PA, d. 12 Mar 1913, Wampum, Lawrence Co, PA. James died 4 May 1908, Wampum, Lawrence Co, PA. Both are buried at Clinton Cem, Clinton, PA. Andrew Davidson b. 15 Feb 1826, Wampum, Beaver Co, PA, m. 4 May 1848, in nr Ft. Madison, Lee Co, IA, Almira Ferrel, b. 1830, d. 29 Jan 1885, Scott Twp, Poweshiek Co, IA, bur. Brooklyn, IA. Andrew died 23 Feb 1908, North Dakota, bur. 1908, Doyen, North Dakota. Elizabeth Davidson b. 2 Jun 1827, Wampum, Beaver Co, PA, m. 10 Aug 1850, in Iowa?, Abner Braden, b. 1 Apr 1823, Lawrence Co, PA?, (son of John Braden and Nancy McIntyre) d. 4 May 1908, Poweshiek Co, IA, bur. 1908, Brooklyn, IA. Elizabeth died 7 Nov 1909, Poweshiek Co, Iowa, bur. 1909, Brooklyn, Iowa. Robert Davidson b. 17 Dec 1828, Wampum, Beaver Co, PA, m. 3 Mar 1853, in Gallion?, Ohio, Nancy Jane Crawford, b. 23 Mar 1832, Gallion, Ohio?, d. 1 Oct 1903, New Virginia, Warren Co, IA, bur. Brooklyn, IA. Robert died 21 Aug 1908, New Virginia, Warren Co, IA, bur. __ Aug 1908, Brooklyn, IA. John Davidson, Jr. b. 15 Aug 1830, Wampum, Beaver Co, PA, m. (1) 27 Mar 1853, in Lawrence Co, PA, Rachel Davidson, (See marriage to number 16) m. (2) 15 Mar 1862, in Nr Marengo, IA, Lavina Higgins, b. 18__, d. 19 Aug 1895, Poweshiek Co, IA, bur. Brooklyn, IA. John died 22 Oct 1888, Poweshiek Co, IA, bur. Brooklyn, IA. Sarah Jane Davidson b. 6 May 1832, Wampum, Beaver Co, PA, m. 4 Jun 1857, in Iowa?, Edward Marshall, b. 18__, d. 18__. Sarah died 1864, Ohio. Thompson Davidson b. 26 Jan 1834, Wampum, Beaver Co, PA, d. 1859, California. Wilson Davidson b. 2 Jun 1836, Wampum, Beaver Co, PA, d. 3 Jul 1907, California. Moses Davidson b. 20 May 1837, Wampum, Beaver Co, PA, m. (1) _ Aug 1869, in Poweshiek Co, IA, Eva M. Rogers, b. 8 Jan 1854, Iowa, d. 27 May 1874, Poweshiek Co, IA, m. (2) 22 Aug 1875, in Poweshiek Co, IA, Elizabeth Jane Perry, b. 6 Apr 1840, Iowa?, d. 22 Feb 1905, Poweshiek Co, Iowa. Moses died 28 May 1918, California. William Davidson b. 28 Aug 1839, Wampum, Beaver Co, PA, d. 30 Dec 1861, Mt Pleasant, IA, bur. Brooklyn, IA. Mary Ann Davidson b. 13 Dec 1841, Wampum, Beaver Co, PA, m. 11 Apr 1861, in Poweshiek Co, IA, William B. Crawford, b. 22 Feb 1837, Ohio, d. 28 May 1904, Brooklyn, IA, bur. Brooklyn, IA. Mary died 20 May 1876, Poweshiek Co, IA, bur. Brooklyn, IA. Charles Wesley Davidson b. 31 Oct 1844, Wampum, Beaver Co, PA, d. 184_, Wampum, Beaver Co, PA, bur. Clinton, PA. Nancy E. Davidson b. 2 Apr 1846, Wampum, Beaver Co, PA, m. 1 Feb 1866, in Poweshiek Co, IA, John S. Harper, b. 18 Jun 1841, Iowa?, d. 30 Mar 1877, Iowa?. Nancy died 14 Nov 1866, Poweshiek Co, IA.