In the 1910 US Census for District 211, Seattle Ward 13, King County, Washington, the family of Edward Barnum was enumerated as follows:
Dwelling #13; Family #13 (1427 West 56th Street)
Barnum, Edward; Head; M; W; 47; Married 7 years; b. Michigan; Both parents b. Michigan; Native tongue English; Engineer; Marine; Wage earner; Can read and write; Owns non-farm home with mortgage
Barnum, Emma; Wife; F; W; 34; Married 7 years; Mother of one child; One child living; b. Ohio; Both parents b. Germany; Native tongue English; Can read and write
Barnum, Bay; Son; M; W; 20; Son; b. Michigan; Both parents b. Michigan; Native tongue English; Wagon driver; Grocery; Wage earner; Can read and write; Attended school within the census year
Fergeson, Roberta; Stepdaughter; F; W; 12; Single; b. Michigan; Father b. Michigan; Mother b. Ohio; Native tongue English; Can read and write; Attended school within the census year
Fergeson, Ernest; Stepson; M; W; 11; Single; b. Michigan; Father b. Michigan; Mother b. Ohio; Native tongue English; Can read and write; Attended school within the census year
Barnum, Donnavan [sic]; Son; M; W; 4 Single; b. Michigan; Father b. Michigan; Mother b. Ohio; Native tongue English
Edward D. Barnum served as Chief Engineer on the steamship Western Glen during the early 1920s. New York Passenger and Crew lists show him present on the following voyages: July 1920 - Seattle to Rotterdam via American coastwise ports; July 1920 - Seattle to La Pallice, France; October 1920 - Rotterdam to Seattle; November 1920 Seattle to one or more ports in Europe; November 1920 Rotterdam to Seattle; April 1921 - Rotterdam to Seattle. His physical characteristics were listed as: height, 5 feet 9 inches; weight, 200 pounds; complexion, light; hair, grey.
Death: Mar. 7, 1922. Note: aged 57 yrs - died of pulmonary embolism. Burial: Evergreen Washelli Memorial Park and Funeral Home, Seattle, King County, Washington, USA.