Margaret married William Brewer on 26 Oct 1854 in Butler County, Pennsylvania. William (son of Stephen Brewer and Elizabeth Ferguson) was born on 9 Jul 1823 in Butler, Butler, Pennsylvania, United States; died on 6 Sep 1877 in Tarentum, Allegheny, Pennsylvania, United States; was buried in 1877 in Westminster United Presbyterian Church Cemetery, Sarver, Butler, Pennsylvania, United States of America. [Group Sheet] [Family Chart]