- Birth Date
- 28 January 1829
- Death Date
- 14 October 1921
More research is needed to confirm Karen's date of birth as secondary sources conflict. Birth date listed at this time reflects data from the 1900 Census, and Karen's obituary.
- Age at Departure: 35
- 1900 United States Federal Census.
- Captain William B. Preston Company (first ox train), manifests, 1864.
- Genealogy and Family Pioneer History. Mount Pleasant Historical Association
- New York Passenger Lists, 1820-1957.
- Utah Death Certificate Index, 1905-1967.
- "Woman, 92, Dies At Mount Pleasant," Salt Lake Telegram, 15 October 1921, 3.