Selah married Olga Wilhelmine Regenhardt on 18 Apr 1915 in Los Angeles, Los Angeles County, California, United States. Olga (daughter of Christian Friedrich Regenhardt and Wilhelmina Johanna Ackenhausen) was born on 20 Jun 1893 in Cape Girardeau, Cape Girardeau County, Missouri, USA; was christened on 9 July 1893 in Cape Girardeau, Cape Girardeau County, Missouri, USA; died on 25 Aug 1969 in , Los Angeles County, California, USA; was buried in Inglewood Park Cemetery, Los Angeles County, California, USA. [Group Sheet] [Family Chart]

1. Elsie Marguerite Beal was born on 18 Mar 1916 in Richmond, Contra Costa County, California, United States; died on 1 Feb 2015 in Portland, Multnomah County, Oregon, United States.
2. Virginia Louise Beal was born on 4 Dec 1918 in Los Angeles, Los Angeles County, California, United States; died on 19 June 1937 in Los Angeles, Los Angeles County, California, United States; was buried in Inglewood Park Cemetery, Los Angeles County, California, USA.
3. Mildred Harriet Beal was born on 30 Nov 1922 in Los Angeles, Los Angeles County, California, United States; died on 20 Aug 2015 in Palm Desert, Riverside County, California, USA; was buried in Rose Hills Cemetery, Whittier, Los Angeles County, California, USA.