Elizabeth; I have Ancestry and have checked the Oregon death index from 1903 to 1998 and there is no Charles Dallas [Dal] Dunn listed at any time. there is a Charles O Dunn in Portland on 11 April 1925. Death Certificate no 988. there is also a Dunn, Ella in Portland on 14 November 1936. Death certificate no 3626. I haven't found them on the 1920 census in Portland OR. On the 1930 census found in OR , Monmouth, Portland, District 504 545 96 96 Dunn Ella ? Head 52 Wd married 18 years Foneda dau 20 Dennis C son 16 Inola R dau 14 Not sure if this is who you are looking for or is the spellings are right. If This helps the let me know and I will keep looking for you. Linda