Roster of Men and Women Who Served in the World War from [Lincoln County] Colorado, 1917-18. Colorado, USA: Adjutant General, Colorado National Guard, 1941: Given Name: Fred L. H.; Surname: Barnum; Rank: Private; Branch: Infantry; Place: Limon; Comments: Died. Note; He died of disease, exact cause unspecified.
World War I Draft Registration (1918). Fred L. H. Barnum; res Limon, Elbert Co., Colorado; b. 8 May 1897, Barnum, Wyoming; Father b. Vermont; Employed by Homer Peck, Limon, Colo.; Nearest relative G. P. Barnum, Limon, Colo. Fred: Medium build and height; Gray eyes, Light brown hair.
Fred enlisted for miltary service in WWI on 1 Aug 1918 and was killed in action on 3 September of that same year, somewhere in Europe.