Sara Ellie Harper
F: J. L. Okee
M: Mary Stuart
Died: 6 Jan 1918, Rochester, Olmsted, MN
Source: MN Deaths & Burials 1835-1990
I didn't find her in a Census in Olsted County prior to her death.
I'd contact the resources I've already provided about her obit.
The Minnesota Historical Society, www.mnhs.org/genealogy/
has death certificates 1904-1907, 1908-2002. Successful Searching!