| Sources |
- [S27261] Family records and notes courtesy of Roger Warren Haskell.
- [S53725] Ancestor chart of Roger W. Haskell, (compiled by Roger W. Haskell for the Haskell Family Association).
- [S27363] Genealogy of the descendants of William Haskell and Mary Tybott, (compiled by Marion S. Anderson for the Haskell Family Association).
- [S27130] Family records and notes courtesy of Barbara Joyce Haskell Dyer, 2012.
- [S57769] Marriage record, Colorado, Name: Charles W Haskell Gender: Male Marriage Date: 1 Jan 1896 Marriage Place: Denver, Denver, Colorado , USA Spouse: Mary E Mulhall Film Number: 001690086 (Reliability: 3).
- [S57769] Marriage record, Colorado, Name: Charlotte S Haskell Gender: Female Marriage Date: 6 Dec 1923 Marriage Place: Denver, Denver, Colorado , USA Spouse: Donald L Hathway Film Number: 001690086 (Reliability: 3).
- [S36927] 1930 census, Colorado, Denver county, Year: 1930; Census Place: Denver, Denver, Colorado; Page: 7B; Enumeration District: 0240 (Reliability: 3).
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