Susan Levina Wimmer
Daughter of Robert and Lucretia Wimmer. The Wimmer family was listed on the 1850 census in Pottawattamie, Iowa. According to 1860 census records, the Wimmer family lived in Salt Lake County, Utah. Susan's married surname as listed on her gravestone was "Boyce."
Her death date is confirmed by her obituary, which says that she died in Big Cottonwood, Salt Lake, Utah Territory, United States