| Sources |
- [S27363] Genealogy of the descendants of William Haskell and Mary Tybott, (compiled by Marion S. Anderson for the Haskell Family Association).
- [S27342] Genealogical History of Deer Isle Families, Series 2, Volume 16, Haskell, (compiled by Benjamin Lake Noyes).
- [S39709] 1930 census, Massachusetts, Middlesex county.
- [S53585] SSDI: Social Security Death Index, Name: Ralph Montenegro SSN: 018-12-6982 Last Residence: 01721 Ashland, Middlesex, Massachusetts, USA BORN: 24 Mar 1896 Died: Jun 1974 State (Year) SSN issued: Massachusetts (Before 1951) (Reliability: 3).
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