1900 IA CENSUS - Viola R. (b Dec 1899, Iowa) enumerated with parents Lewis E. (b Nov 1860, Iowa, married 9y, occupation farmer) and Hulda H. (b Apr 1874, Iowa, mother of 4 children, all living) and 5 siblings, all born in Iowa, Edith E. (b Nov 1886), Mabel S. (b Mar 1888),  Miles T. (b Nov 1891),  Irene J. (b Dec 1894) and Elbert M. (b Aug 1897) and also with family was Charles Dodd [listed as a son of Lewis E. Bradford, but probably a step-son by his first wife] (b Mar 1881, Ohio, occupation farm laborer) 

1910 OR CENSUS - Viola Bradford (10y, b Iowa) enumerated with parents Lewis E. (49y, b Iowa, married 19y, second marriage, occupation farmer) and Mahulda (37y, b Iowa, married 19y, first marriage, mother of 7 children, all living) and 6 siblings,  Miles T. (18y, b Iowa),  Irene (15y, b Iowa), Elbert (10y, b Iowa), Ruel (7y, b Iowa), Darrell (4y, b Iowa) and Helen (2y, b Oregon)  

Miss Viola Bradford, 12, living five miles east (sic) of Salem in Polk county, is being treated at the Willamette sanitarium for a case of blood poisoning. The little girl is reported in a serious condition.
Capital Journal, (Salem, Oregon) June 14, 1911

OSBH DC (Marion County 19110) #1795 - Viola R. Bradford, female, scholar, single; b. Iowa, d. 14 Jun 1911 in Salem, Oregon at the age of 11 yrs 5 mos 24 days, name of father L.E. Bradford (b. Iowa), maiden name of mother Hulda H. Coppock (b. Iowa), interment Zena; informant L.E. Bradford, Rt 1, Box 38, Salem, Oregon.

DIED.
BRADFORD—At the Willamette sanitarium, Wednesday evening, June 14, 1911, Viola Bradford, aged 12 years.
Death was caused by blood poisoning. The little girl lived in Polk county, five miles north of Salem.
Capital Journal, (Salem, Oregon) June 15, 1911

Viola 
Bradford
1900 - 1911

Janssen Compilation 
Saucy Survey & Photographs
OSBH DC (Marion County 19110) #1795

1900 IA CENSUS (Washington Co, Oregon, ED 119, sheet 8B)

1910 OR CENSUS (Polk Co, Spring Valley, ED 252, sheet 3A)  
CJ 14 June 1911
CJ 15 June 1911